The Hi-Vis Vest is designed to be worn over leather or textile jackets for added visibility and packs into itself for easy storage while on your bike. Water-resistant nylon. Designed to be worn over leather or textile functional gear. Adjustable sides for a secure fit. Left chest pocket removable ID holder. Packs into itself for easy storage. 3MTM ScotchliteTM Reflective Material stripes. Size L fits sizes S-M-L. Size