Nfinity D30 Kneepad Replacement Sleeves - Women's The Nfinity D30 Kneepad Replacement Sleeve provides total patella, tibia, and femur protection. Offers a perfect fit below the knee. NfiniPocket™ allows for the pads to be removed from the knee sleeves for the most thorough wash and dry. Biotex antimicrobial sleeve technology keeps things fresh. Five inch sleeve height and 8mm thickness. Embroidered Nfinity logo on the front.