Luckyspring Trek Factory Racing Mens MTB Cycling Short Sleeve Jersey and Bike Bib Shorts Bicycle Set Suit Polyester Jersey Material: 100% Polyester, Pants Material: 80% Polyester and 20% Lycra; Personalized designs to make clothes more distinctive; Full-length hidden zipper, more durable; Import advanced breathable quick-drying fabric, wicking, to make products more soft and fit skin; Sublimation transfer printing technology, more vibrant colors, never fade.