Size chart (We recommend one size larger to buy) if you wear US L please choose XL. Shirts Material: 100% Polyester; Shorts Material: 80% Polyester And 20% Lycra. Independent back pocket can place keys, wallet and other items. During night riding, the reflective warning strips improve night riding safety. This cyclist?s jersey is for all levels cyclists, which includes road biking or mountain biker. Whenever you’re sweaty the Jersey never adhere to your skin, It has a quick-dry feature which makes you feel more comfortable. Quick Dry and breathable Polyester fabric for jersey Strong elasticity lycra for shorts.Anatomic design with sublimation print(Using Italian Ink), never fade out.