Joe Rocket Marines Alpha Men's Official Licensed Motorcycle Riding Jacket (Black, XX-Large) Heavy Duty 500d Hitena nylon outer; Removable insulated vest liner C.E. Rated armor (shoulders and elbows); Removable spine pad with pocket for optional C.E. spine protector Variable Flow ventilation system Elastic sleeve adjusters; Sure Fit adjustable waist Snap loops for attaching jacket to belt