The Xenon 2.0 SO Cycling Jersey is an ideal early morning or springtime piece. This jersey has windchill protection in a tight, ergonomic fit that feels great next to the skin. Highly functional material mix. 3-compartment patch pockets on back. Slightly slanted back pocket at side for better access. Concealed back zip pocket. Full length zip with semi-lock slider. Zip under flap and zip-port. Zip at forearm with mesh insert for easy changing and for ventilation. Ergonomically shaped collar. Snap-insert on collar for easy, one-handed opening of the front zip. 2 side zip ventilation openings. Partially elastic gripper on hem. Reflective print on sides. Reflective print on back. Reflective logo on front and back. 100% Polyester with a WINDSTOPPER Membrane. Insert: 92% Nylon / 8% Elastane. Mesh: 82% Polyester / 18% Elastane. About GORE: Gore Bike Wear(TM) uses multiple technologies to create some of the most efficient and comfortable bike gear. With Gore-Tex fabrics, your bicycle gear is waterproof, windproof and breathable. The Gore Windstopper fabrics keep you comfortable in spite of the weather. In addition to these new technologies, Gore also uses 15 other types of materials so they can find the perfect combination of materials that will keep cyclists comfortable and ready for the road. With their selected fabrics, there is Gore bike clothing for compression, thermoregulation, moisture management and cooling and venting. Among there many bike gear products, they carry Gore bike gloves, Gore cycling jerseys, Gore cycling bib shorts, Gore cycling shorts and Gore arm warmers. As new technology is created and more research is done Gore continues to improve. To help their cycling gear advance, Gore also studies athletes in action. When the athletes are done cycling and running, Gore even interviews them to be as thorough as possible. Gore keeps its focus on what's most important: The athlete.