100% Polyester Zipper closure [Important]: Bicycle jersey tag is Asian size,it runs smaller than US standard,We recommend one size larger to buy,that means if you wear US L please choose Asian XL.please check the size chart on the product image and product description before placing the order; If you’re not sure about the size, please feel free to contact us (Unit Conversion: 1Inch = 2.54cm; 1lb = 0.454kg). There are three pockets on back of the clothes,you can put phones water bottles and things you need.Fluorescence Reflective piping to increase visibility. Polyester, Full length zipper,Light, breathable and quick drying fabrics. Cycobyco hidden smooth zipper durable and beautiful .Sun Protection Breathable Fabric: 100% polyester; Strong moisture wicking ability,anti-UV rays and quick drying function. Cycobyco the hemline adding skid tape,prevent dislocation.Imported Italy Ink Printing Techonology: The pattern is bright and it will never fade; Besides, the dye has no harm to your skin.