Features hard shell with metal inserts on elbows & shoulders removable & aerodynamically shaped back hump comfort collar with neoprene completion ergonomically sporty fit leather stretch on shoulders & elbows elastic comfort inserts on shoulders & crooks of the arm to optimize freedom of movement connection zipper inner pocket Safety SAS-TEC protectors at shoulders & elbows SAS-TEC protectors retrofitted on back safety saems in accordance with ISO 4916 reflective elements Material robust 1.2 to 1.4 mm thick cow leather combined with elastic polyamide fabric breathable mesh lining with elastic inserts Overview back protectors