Features include High Density (HD) foam construction at biceps, sternum, clavicle and ribs, improved "Flex Chest" retractable side panel system for optimal freedom of movement, HD 3D "Flex Spine" that adjusts with the players movement without sacrificing protection, wicking inner liner with ICEAIR moisture management system, breathable construction inhibits bacteria growth, High-performance perforated foam construction increases breathability and reduces weight, padded neck design, removable extended abdominal and back protectors, adjustable bicep protection for a custom fit, and injection molded adjustment tabs.