661 comp am shin guards 663 has an army of athletes worldwide wearing testing and aiding them in their quest to design ultimate protective eqipment be it dirt or street 661 protection has you covered featuresgreat protection with internal hardcap durability from 1000d cordura outer snug fit with neoprene chassis stays in place with velcro closures 50 neoprene 20 eva 10 plastic 10 polyester 10 nylon internal hard capeva pad 1000d cordura perforated neoprene construction vel