Nike Protegga Shield - Youth The Nike T90 Protegga Shield uses Guard Lock straps for a secure fit that won't slide under your sock. The guards are ventilated with extended foam padding, but remain lightweight despite their durability. Includes detachable ankle guards with cleat-shape design for added protection and heel comfort. 45% polypropylene/23% EVA/23% polyester/9% nylon. Imported.