Joe Rocket Speedmaster 6.0 Men's One-Piece Motorcycle Race Suit (Black/Black/Black, Size 48) 1.4 to 1.7mm top grain cowhide with perforated leather sections in key areas for high heat ventilation (chest, groin and lower waist) Titanium reinforced shoulder armor with injection molded ventilation; C.E. approved armor at the shoulders, knees and elbows; Removable spine pad with pocket for optional C.E. spine protector Removable foam inserts in key impact areas (chest, hips, tail bone, quads, knees, and shins); Aerodynamic speed hump; Fully lined mesh interior with Velcro access for custom lettering Beveled knee sliders with ceramic compound; Heavy duty YKK zippers; Adjustable wrist closure Pre-curved sleeves and legs; Windproof Full Flex Kevlar panel zones for optimal mobility; Poly/Mesh ankle panels for improved comfort