Hard shell protection Light weight contoured fit Utilizes Douglas' "ATS" Air Management System with Qualux foam. "ATS" disperses the energy created when the ball strikes this area, reducing the possibility of serious injury. While no equipment can guarantee the complete elimination of injury, the Douglas Air Management System reduces the severity of these impacts. Quick release straps Available in 12", 13" and 15" This is a special order product, regardless of size. Ordering this product will delay processing of your entire order by 3-5 weeks. Delays do not including transit times.