The Pearl Izumi Select Thermal Cycling Bib Tight Based on Pearl's Elite-level tight pattern that uses a light thermal fleece fabric and built in chamois in for a great cool weather tight. Pearl Izumi SELECT Thermal Fleece sets the benchmark in warmth and moisture transfer Anatomic multi-panel design Flatlock and double needle seam 8” lower leg zipper with zipper garage Plush elastic leg gripper RACE 3D Chamois® Reflective elements for low-light visibility.