Zipper closure SIZE TIPS:Please See The Size for the Recommended Size Based on Chest Inches for Strgao Bike Shirts. Full Zipper Front – Easy to Wear and Take Off. Perfect for Cycling Riding Racing or Camping Outdoor sports. Professional Cycling Mesh Fabrics on the Side of the Jersey to Let You Feel at Ease While Cycling, Quick Dry, Keep Away Sweat and Let You Feel Good Even Long Distance Ride; More Soft. Silicon Anti-Slip Strip at the Bottom to Prevent Gliding up,Reflective Stripe on the Back Make You Safe Riding at Night,3D Anatomical Cutting Design,Sublimation printing technology bright color. Lightweight but Durable:Made with Lightweight but Quality Material and with Good Stitching and Workmanship. Suitable for kinds of Outdoor Sports.