Knee Sleeves (Pair) - Best Compression & Support for Crossfit, Weightlifting, & Powerlifting By Delta Strength - Includes 2 Sleeves. 7mm Neoprene Sleeves Perfect for Men & Women - 1 Year Warranty VERSATILE. Best knee sleeve works for crossfit, running, powerlifting, and weightlifting. ERGONOMICALLY ENGINEERED. Contoured fit and optimal compression for best support. (See sizing chart) STRONGER. Reinforced stitching makes our knee sleeves extra strong and durable. FLEXIBLE. We use quality neoprene to give our knee sleeve the perfect amount of stretch. GUARANTEED. A complete 30-day money-back guarantee ensures your full satisfaction.