This jacket is designed purely to keep you cool in the summer heat. Waterproof (resistant) liner. Zips in/out with snaps tabs on lower sides and sleeves. CE Level 1 removable armor in the shoulders and elbows conforms to EN1621-1 standards Protective PE back armor – Fly Barricade CE armor upgrade compatible Side expansion panels add an extra level of room and comfort Adjustable velcro straps for side and back for the perfect fit. Zippered wrist cuff enclosure with security snap Arm volume adjusters secure armor and provide optimum fit Drop tail for added coverage Belt loop snap for jacket-to-jeans connection