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FirmTech Ring Fit GuideFit, sizing and wearing, by FirmTech

Chapter 09 · FAQ

ED ring FAQ: fit, sizing, wearing and price

This FirmTech FAQ answers 51 common questions about ED rings, from sizing and how to wear one to side effects, price and where to buy.

Last updated: November 2026A FirmTech guide

What do men ask most about ED rings?

Mostly whether a ring will fit, how to put it on, how long it can stay on, and whether it actually works. In short: FirmTech rings fit up to 5.5 inches erect girth, go on soft in seconds, are rated for 90 minutes to 12 hours depending on the ring, and hold blood in an erection while worn.

What ED rings are

What are ED rings for men?

ED rings for men are soft bands worn at the base of the penis that slow blood from flowing back out, so erections stay firmer for longer. FirmTech’s three rings are doctor designed with urologists and use a peno-scrotal fit, with one loop behind the testicles and one around the base of the penis.

What does a ring do for a man?

A ring applies gentle, even pressure at the base of the penis, which slows blood from leaving the erection. The result is a firmer erection that lasts longer while the ring is worn. FirmTech notes the effect is mechanical, so it only lasts as long as the ring stays on, with no pills or waiting involved.

Is a penile tension ring the same as an ED ring?

Mostly, yes. Penile tension ring, constriction ring, erection ring and ED ring all describe a band worn at the base of the penis to help hold an erection. FirmTech’s rings are a peno-scrotal design, meaning they also loop behind the testicles to spread pressure evenly rather than squeezing only the shaft.

Are rings for ED different from novelty cock rings?

They work on the same principle, but FirmTech’s rings are designed with urologists, made from medical-grade, phthalate- and latex-free elastomer, and use an adjustable hook-and-loop fit. FirmTech describes them as designed by doctors, not a novelty store. They are also HSA/FSA eligible, which reflects their use as a health product.

What is a vibrating ring used for?

A vibrating ring adds vibration for partner stimulation during sex. FirmTech sells RingMate, a three-speed vibrator for her that slides onto any FirmTech ring, for $69 on its own or $120 bundled with a Performance Ring or MaxPR. The ring still provides the erection support; RingMate adds the vibration.

What makes the TechRing different from other ED rings?

The TechRing is the only FirmTech ring with built-in sensors. Along with firmer erections, it measures firmness, quality and duration during sex and tracks nighttime erections overnight, with an Erectile Fitness Score and insights in the FirmTech app on iPhone and Android. It costs $275.

Fit and sizing

Is there an ED ring size chart for FirmTech rings?

FirmTech rings come in one size that fits up to 5.5 inches (14 cm) of erect girth, which FirmTech says covers about 95% of men. The hook-and-loop strap adjusts to your exact size, so there is no size chart to pick from. Our size chart page explains how to check your own measurement.

How do I measure for an erection ring?

When erect, wrap a soft tape measure or a piece of string around the base of the penis, then measure the string against a ruler. If the result is 5.5 inches (14 cm) or less, FirmTech rings fit. Measure at the base, where the ring actually sits, rather than mid-shaft.

What if my girth is more than 5.5 inches?

FirmTech states its rings fit up to 5.5 inches of erect girth, so a larger measurement is outside the stated range. If you are close to the limit or unsure, FirmTech offers a 30-day money-back guarantee, and its support team answers fit questions through the contact page at getfirmtech.com/contact.

Do all three FirmTech rings fit the same?

All three fit up to 5.5 inches of erect girth and adjust with the same hook-and-loop design, but they feel different. The TechRing is rated 3 of 5 for tightness (secure), the Performance Ring 3 of 5 (comfort), and the MaxPR 5 of 5, FirmTech’s tightest, because it is slimmer and snugger.

How tight should an ED ring be?

Snug but not tight. FirmTech’s instructions say to fasten the ring snug and then adjust for comfort. It should hold firm, even pressure at the base without pain. If you feel pain, numbness or coldness, loosen or remove it. The adjustable strap lets you set the tension yourself each time.

Can I put it on before I have an erection?

Yes. FirmTech rings are designed to go on when you are soft, so you can put one on discreetly ahead of time instead of stopping mid-moment. It takes a few seconds: open the loop, place it behind the testicles and around the base, then adjust the strap until it feels snug.

Are FirmTech rings comfortable?

They are made from soft, medical-grade, latex-free elastomer with a patented hook-and-loop fit and nothing hard or rigid. The TechRing and Performance Ring are rated for up to 12 hours of wear. The MaxPR is intentionally tighter, which is why its wear time is shorter, at up to 90 minutes.

Are FirmTech rings latex-free?

Yes. All three rings are made from medical-grade elastomer that is phthalate- and latex-free, according to FirmTech’s product pages. That makes them an option for men who avoid latex. If you have other skin sensitivities or allergies, check with your doctor before using any ring.

How to wear one

How do you put on a penile tension ring?

For FirmTech rings: open the loop and drop the testicles through it, so one loop sits under the testicles and the other goes around the base of the penis, then fine-tune the strap for comfort. It takes seconds and is designed to be done while soft, ahead of time.

How long can I wear an erection ring?

It depends on the ring. FirmTech rates the TechRing and Performance Ring for up to 12 hours, and the TechRing is designed for overnight wear. The MaxPR, its tightest ring, is rated for up to 90 minutes at a time. Always follow the wear time for the specific ring you own.

Can I sleep in an ED ring?

The TechRing is the FirmTech ring designed and studied for overnight wear, according to FirmTech, and it is rated for up to 12 hours. Overnight it counts and measures nighttime erections, which FirmTech says healthy men have 3 to 5 of per night. Do not sleep in the MaxPR, which is rated for up to 90 minutes.

Does an ED ring stop ejaculation?

No. FirmTech says its rings keep blood in without blocking release, so they do not restrict ejaculation. The ring works by holding blood in the erection rather than closing off anything else. If a ring ever feels like it is blocking you, it is likely too tight and should be loosened.

What lube can I use with an ED ring?

Use water-based or silicone-based lubricants only. FirmTech says not to use natural oil lubricants such as coconut oil or CBD oils with any of its rings. FirmTech also sells Sliquid Naturals Silver, a silicone lubricant, from $18, if you want one that is matched to the rings.

Can I use an ED ring solo or with a partner?

Both. FirmTech rings work the same way solo or with a partner, and the TechRing tracks every session either way. Adding RingMate, a three-speed vibrator that slides onto any FirmTech ring, gives a partner vibration as well. RingMate costs $69 on its own.

How do I clean an erection ring?

Rinse it with warm water and mild soap after each use, then wipe it dry. The Performance Ring and MaxPR are water resistant and the TechRing is splashproof. TechRing replacement sleeves start at $15, and FirmTech suggests replacing the sleeve about every 30 nights of use.

How do you charge the TechRing?

With the included USB charger. A full charge takes 2 to 4 hours and lasts about 12 hours, enough for a full night. The Performance Ring and MaxPR have no electronics at all, so there is nothing to charge, pair or set up before you wear them.

Does it work

Do erectile dysfunction rings work?

ED rings work by holding blood in an erection while they are worn, which helps erections stay firmer for longer. FirmTech says the effect starts the first time you wear one, with no pills. They support an erection but do not treat the cause of ED, so talk to a doctor about what is behind it.

Do rings help you stay hard?

Yes, that is their main job. Gentle pressure at the base slows blood from flowing back out of the penis, which helps an erection last. FirmTech describes the Performance Ring as helping you stay firmer, longer, while the MaxPR adds a tighter hold for fuller erections.

Do constriction rings work?

Constriction rings are widely used to help maintain erections, and the mechanism is simple: they slow blood from draining while worn. FirmTech cites peer-reviewed work, including a 2024 Journal of Sexual Medicine survey study comparing two medical-grade constriction devices. Results vary by person and cause, so ask a doctor if one suits you.

Is a penis ring effective?

For many men, yes, as long as some erection is possible. A ring holds the blood already there rather than creating an erection from nothing. FirmTech reports more than 40,000 rings sold, and its reviews page shows a 4.6 out of 5 rating across 101 reviews as of October 2026.

Why am I only getting semi-hard?

Erections need blood vessels, hormones and nerves working together, so a problem in any of them can leave you only semi-hard. FirmTech notes stress, sleep and blood sugar affect the nerves, and blood flow often mirrors heart health. A doctor can check the cause, and a ring can help hold firmness meanwhile.

Can 50 year old men still get hard?

Yes. Many men in their 50s and beyond have erections. FirmTech’s science page shows erectile performance declining slowly from about age 25, with most men first noticing a change around 45. A ring helps many men hold firmness as that happens, and a doctor can check for underlying causes.

How to stay hard longer naturally?

Lifestyle matters. The FirmTech app lets TechRing users see how sleep, alcohol, exercise and medication shift their scores; its example shows sleep and exercise helping while alcohol, smoking and stress hurt. A drug-free ring is another option. For persistent problems, a doctor is the right first stop.

How to get a man hard when he has ED?

Start with a doctor, since ED has many causes and some are treatable. Drug-free tools can help: a ring holds an erection once it starts, and FirmTech sells the VaxAid Deluxe vacuum pump in a TechRing bundle. Many men also use rings alongside ED medication with their doctor’s guidance.

Can I use an ED ring with ED medication?

Many men use the TechRing alongside other treatments and use the app to see what is working, according to FirmTech. FirmTech also presented research at ISSM 2024 comparing PDE5 inhibitors, the Performance Ring and both together. Talk to your doctor about your specific situation before combining treatments.

Safety and side effects

What are erection ring side effects?

With any constriction ring, too much tension or wearing it too long can cause discomfort, numbness, bruising or skin color changes. Follow the rated wear time for your ring, fasten it snug rather than tight, and remove it right away if anything hurts. These are general cautions; ask a doctor about your own risks.

Who should not use an erection ring?

If you have a bleeding disorder or take blood thinners, talk to a doctor before using any constriction ring. The same goes for any condition that affects blood flow or sensation in the penis. When in doubt, check with a doctor first; FirmTech’s rings are drug-free, but they still apply pressure.

When should I take an ED ring off?

Take it off by the end of its rated wear time: 12 hours for the TechRing and Performance Ring, 90 minutes for the MaxPR. Remove it right away if you feel pain, numbness or coldness, or notice the skin changing color. The hook-and-loop latch opens in seconds.

Is it safe to sleep in the TechRing?

FirmTech says the TechRing is designed and studied for overnight wear, and safe and comfortable for up to 12 hours. FirmTech presented research on the safety of a smart penile constriction ring worn overnight at AUA 2024. One verified reviewer notes it was best to build up to overnight wear over time.

What are FirmTech rings made of?

Medical-grade elastomer that is phthalate- and latex-free. The rings are designed with urologists, including members of FirmTech’s medical advisory board, such as John Mulhall, MD, and Amy Pearlman, MD. FirmTech’s partner page also describes the company as FDA registered.

Price and buying

How much does an erectile dysfunction ring cost?

FirmTech rings cost $60 for the Performance Ring or MaxPR and $275 for the TechRing. Bundles range from $120 to $499. The TechRing can also be paid in 4 interest-free payments of $68.75. Shipping is free on orders over $100, and all three rings are HSA/FSA eligible.

Why does the TechRing cost more than the other rings?

The TechRing has built-in sensors, a rechargeable battery, Bluetooth and the FirmTech app, which together measure firmness, quality and duration during sex and track nighttime erections. It also carries a 1-year warranty versus 3 months. If you only want erection support, the $60 rings do that job.

Can I buy an ED ring with HSA or FSA money?

Yes. The TechRing, Performance Ring and MaxPR, including bundles that pair them, are HSA/FSA eligible. At checkout you choose the Flex HSA/FSA option and answer a short health survey for a Letter of Medical Necessity. Accessories and shipping are not eligible, and your plan has the final say.

Where can I buy erectile dysfunction rings?

You can buy FirmTech rings online at getfirmtech.com, which ships nationwide. FirmTech also lists doctors, men’s health clinics and retail stores that carry its rings on its where-to-buy map. Buying direct gets free discreet shipping on orders over $100.

Is ED ring shipping discreet?

Yes. FirmTech ships in a plain, unbranded box, with no product name on the packing slip or on your card statement. Shipping is free on orders over $100, so a TechRing order or any two-ring bundle ships free. FirmTech’s marketing emails also use plain subject lines.

What if the ring does not work for me?

FirmTech offers a 30-day money-back guarantee. Returns start online through its returns portal with your order number and email. Beyond that window, the TechRing has a 1-year warranty, and the Performance Ring, MaxPR and RingMate each have a 3-month warranty.

Are ED rings for sale without a prescription?

Yes. FirmTech rings are sold directly online with no prescription needed, and FirmTech describes them as drug-free and ready whenever you are. A doctor is still worth seeing if you have erection problems, because erectile changes can be an early sign of other health issues, including heart health.

Comparing options

Which FirmTech ring should I choose?

Choose the TechRing if you want firmer erections plus data on every session and night. Choose the Performance Ring for simple, comfortable support you can wear up to 12 hours. Choose the MaxPR for the tightest fit and most intense finish, worn up to 90 minutes. Two-ring TechRing bundles cost $295.

Performance Ring or MaxPR: which is better?

It depends on what you want. Both cost $60. The Performance Ring is the comfort pick, rated 3 of 5 for tightness and wearable up to 12 hours. The MaxPR is slimmer and snugger, rated 5 of 5 for tightness and pleasure, and wearable up to 90 minutes. Some buyers keep both.

Should I get an ED ring or a vacuum pump?

They do different jobs. A pump draws blood into the penis to create an erection, while a ring holds blood in once it is there. FirmTech sells the VaxAid Deluxe water-based pump, which fits 5 to 7 inches erect, in a TechRing bundle for $499. A doctor can help you decide.

How does the TechRing compare to a sleep lab test?

Measuring nighttime erections has traditionally meant a sleep lab. The TechRing measures them at home while you sleep. FirmTech has a clinical trial underway comparing the TechRing with RigiScan, the clinic standard, with 35 men enrolled. Those results have not been published yet.

Getting started and problems

What phones work with the TechRing app?

The FirmTech app works on iPhone and Android and connects to the TechRing over Bluetooth. It is free with the TechRing. FirmTech says setup takes about three minutes: charge the ring with the included USB cable, pair it in the app, then wear it during sex or overnight.

How do I sync TechRing data in the morning?

When you wake up, hold the ring’s button for 3 seconds, put it on the charger, and connect to it in the app to sync the night. The ring tracks on its own while you sleep, so there is nothing to do overnight. Session data syncs to the app automatically.

Is my TechRing data private?

FirmTech says TechRing data is stored securely to HIPAA standards and is never sold or shared with advertisers. It is shared with your doctor only if you choose, and you can stop sharing anytime. You can also delete your data and account from inside the app.

How do I ask FirmTech a fit or product question?

Use FirmTech’s contact page at getfirmtech.com/contact. Customer service answers product, order, return and warranty questions by email, and FirmTech says order support replies within 1 to 2 business days. Include your order number if your question is about an existing order.

Still unsure which ring to choose? Compare ED rings for men or ask FirmTech directly.