adidas Recovery Calf Sleeve - Men's This adidas calf sleeve is designed for muscle recovery, which is critical to perform at your best consistently. It offers powerful, targeted compression and cooling to accelerate muscle recovery through an exclusive circular knit construction. These sleeves help protect against muscle fatigue and muscle soreness, so you'll be at full power for your next game. ClimaCoolŪ mesh channels reach and maintain optimal recovery temperature. Circular knit seamless construction for customized fit. 100% nylon. Imported.