PERFORMANCE TECHNOLOGIES: New LOCK BOX(TM) thumb guard for integrated protection and enhanced mobility New expanded fit profile for enhanced comfort and flexibility Dual ventilation system for temperature regulation and moisture management GeoFlex II(TM) - flexible protection for the power player C3(TM) cuff system lets you decide how you want to wear your glove AX Suede(TM) palm provides improved stick feel and durability Guard Lock(TM) strap secures mouth guard when not on the field