The race inspired Pearl Izumi Men's Elite Zip Jersey features body-wrapping panels and ultra-soft elasticized Elite UltraSensor-Transfer fabric for comfort and mobility. Elite UltraSensor-Transfer fabric for cool, dry comfort Flatlock seams and elasticized gripper on back hem for a performance fit and comfort Three back pockets for storage and hidden sweat-proof electronics pocket Reflective element on center back pocket and sleeves for low-light visibility Fabric: Main: 100% polyester, Splices: 52% polyester/48% micro polyester