Gore Bike Wear Men's Xenon 2.0 Active Shell Jacket 100% NYLON, WINDSTOPPERMEMBRANE, MESH: 100% NYLON Imported Iconic: The first XENON piece collected many awards and its latest edition is again a top performer. Very lightweight, packable wind chill protection with an ergonomic fit. Slim fit Partial mesh lining Zip pocket on back Long back Front zip with semi-lock slider Partial mesh lining Zip pocket on back Zip pocket on back Very lightweight, packable wind chill protection with an ergonomic fit