+ Lightweight high impact .140 gauge polyethylene molded plastic on both arches and epaulets + The pads have double curved molded epaulets & an adjustable neck opening + AC Channels + Q60 foam + Redesigned, long lasting "B50" elastic + Built in lace-ties + Durable 210 denier nylon body covering resists water and perspiration + Separate closed cell foam hinged deltoid attached to the arch gives maximum arm extension QB / WR model Shoulderpad Sizing Chart