Outer shell 500D Polyamide (100% polyamide) Lining detachable thermal waistcoat breathable mesh inner lining (100% polyester) Membrane Membrane, waterproof, windproof and breathable (100% polyester with 100% polyurethane coating) Fit/features stretch panels under arms 2 external pockets double as air vents 3 inner pockets 4 external pockets internal cellphone pocket hip adjustment dual arm adjustment air-vent zippers front air-vent zipper soft collar Protection abrasion resistant fabric reinforcement on shoulders & elbows (100% polyamide) EN 1621-1 approved, height-adjustable SOFT shoulder & elbow protectors optional EN 1621-2 back protector Connecting zip reflective print