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PowerCuffs use Blood Flow Restriction (BFR) science to increase muscle strength, tone, size, and recovery. Our unique PowerCuffs design delivers the perfect balance of comfort, safety, effectiveness, and affordability.

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We get common questions all the time about PowerCuffs and how they work. This video will give you the what, why and how behind this breakthrough fitness product.

Proper Sizing & Fit

Make sure you have the right size PowerCuffs for your arms and legs. Proper sizing for your body type will keep your BFR Training effective and safe.

Proper Sizing & Fit

MEDIUM - 11" to 24"

Medium PowerCuffs are for arms that are 11 inches to 24 inches in circumference. Measure your arm around the top of your bicep for proper sizing. Medium is the most common size used.

Proper Sizing & Fit

SMALL - 8" to 11"

Small PowerCuffs are for arms that are 8 inches to 11 inches in circumference. Measure your arm around the top of your bicep for proper sizing.

Proper Sizing & Fit


Large PowerCuffs are most often to be used for legs. They are a little wider and longer to properly wrap and tighten around the upper leg.


Knowing how to use your PowerCuffs before and during exercise will help you maximize your BFR workouts. Learn how to properly wear them and when to tighten or loosen for the best results.


PowerCuffs were designed by fitness, science, and medical rehabilitation experts to create a highly effective and affordable BFRT solution.

Designed for comfort

PowerCuffs are designed to be comfortable to wear during any workout. It's easy to find the perfect fit that feels great during your workout.

Easier to use

The user-centric PowerCuffs dial design allows for quick micro-adjustments during workouts.

Perfect width for BFRT

PowerCuffs are designed to be the perfect width so they don’t limit movement during exercise or cover contracting muscles that could cause pain.

Designed to fit within your workout

The PowerCuffs dial design allows for easy and quick pressure adjustments that never slow down your workout.

Easy to clean

Designed to be easy to care for and keep clean.


When used properly, Blood Flow Restriction Training (BFRT), activates the body’s natural ability to heal itself, add strength, and increase muscle size without needing heavy weights or high-intensity interval training.

BFRT is medically endorsed and works incredibly well for muscle growth and strength in everyday workouts. It is also medically proven to improve recovery from injury or surgery.

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These are common terms associated with BFR Training.


Occlusion is a complete or partial blockage of a blood vessel. 60-80% of limb occlusion pressure in the lower extremity and 40-50% of limb of occlusion pressure in the upper extremity is recommended for BFRT.

One-rep max

A one-rep max refers to the maximum amount of weight you can lift for one repetition of a given exercise. It is used as a marker of overall strength and power in the exercise.

Type 2b muscle fibers

Type 2B muscle fibers are your “fast-twitch" muscle fibers. They are quicker to fatigue but can produce stronger and faster bursts of power. These are the primary muscles you will want to work to see gains in size and strength.


Insulin-like Growth Factor 1 (IGF-1) is a hormone that manages the effects of growth hormone (GH) in your body. Together, IGF-1 and GH promote normal growth of bones and tissues.


VO2 max, or maximal oxygen consumption, refers to the maximum amount of oxygen that an individual can utilize during intense or maximal exercise.

Muscle Hypertrophy

When blood is restricted in your muscles, they get bigger. This swelling of the muscles is called hypertrophy. Hypertrophy kickstarts a series of processes that leads to muscle growth and strengthening. 

Nitric oxide

Nitric oxide is a compound in the body that causes blood vessels to widen and stimulates the release of certain hormones, such as insulin and human growth hormone.