Knee Sleeves for Squats: The 7mm Buying Guide
Knee Sleeves for Squats: The 7mm Guide
What they do, why 7mm, and how to size them — plus an affordable pick.
If your knees feel achy or unstable under the bar, knee sleeves are one of the cheapest upgrades you can make to your squat. Real Steel 7mm sleeves are $23.99 — vs $50–65 at premium brands.
What knee sleeves do
Compression knee sleeves provide warmth, compression, and support around the knee joint. They keep it warm and stable under heavy loads and give a little rebound out of the bottom of a squat. They're a training aid, not a substitute for technique or medical care.
Why 7mm?
7mm is the sweet spot — thick enough for real support and warmth on heavy squats, still flexible enough for everyday training. Thinner 3–5mm sleeves suit higher-rep, CrossFit-style work; 7mm is the go-to for strength.
How to size them
Sleeves should feel snug, not loose — a sleeve that slides down won't support you. Measure around the leg just below the knee, check the size chart, and size down if between sizes for more support. Real Steel 7mm sleeves come in Medium and Large.
How much should they cost? Premium brands charge $50–$65 for 7mm sleeves. Real Steel's are $23.99 with free shipping — about 60% less.