Features of the Pearl Izumi Women's Quest Thermal Jersey Pedal to Zero(TM): Going by bike 18mi / 29km offsets the climate impact of this garment SELECT Thermal Fleece sets the benchmark for warmth and moisture transfer Full-length VislonA(R) zipper for ventilation and ease of use Gripper elastic with silicone print holds the jersey in position Three back pockets. BioVizA(R) High visibility colors and reflective elements Fabric Details Main Body: 100% polyester