1.2mm Drum dyed Cowhide, Heavy 4-Way Stretch textile panels in the underarms and back shoulders for maximum mobility and comfort, Heavy duty YKK main zipper, Front and back zip vents, CE Level 2 armor in elbows and shoulders, Removable CE Level 2 spine armor, Removable insulated full sleeve liner, 5-point Sure Fit adjustment system (adjustable sleeves, wrists, & waist), Front and Rear reflective stripes, Reflective logos