The AirCore(TM) Athletic Hard Cup is combined of patented 3-layer fusion technology. The outer most layers consists of a compressed foam and fabric shell offering the highest level of comfort. The inner core is a composite co-polymer material for protection. The AirCore hard cup is an easy substitute for the traditional hard cup and is ideal for Baseball, Hockey, Lacrosse and MMA athletes. PERFORMANCE TECHNOLOGIES: LIGHTWEIGHT - Extremely lightweight and breathable material keeps you cool and allows your best athletic performance PROTECTION - Rigid co-polymer Core keeps you protected from impacts while you play ADDITIONAL SPECS: COMFORTABLE - Comfortable and Easy to Fit RINSE AND REPEAT - Machine Washable