Keep your core warm with heat-regulating and water-repellent tech. This vest is designed to keep your core warm with heat-regulating and water-repellent tech. To test it out, we took it on a canoeing trip through Big Bend National Park in West Texas. Cold desert nights? Handled. And when you dona (TM)t need insulated warmth, fold the vest into the internal pocket and pack it away. [] Product Details:Body:100% nylon, Lining/Fill:100% polyester. Internal Lava Flow storytelling label. 2-way front zipper. Zippered pockets. Bungee and cord locks at hem. ACG triangle carabiner. ACG Earth bead. Locker loop. Machine wash. Imported. Style: HV0605; Color: Photon Dust/Photon Dust/Photon Dust/Summit White; Size: 2XL; Gender: Male; Age Group: Adult | Nike ACG Lava Flow Men's Therma-FIT ADV Vest in Grey, Size: 2XL | HV0605-025