Firstgear Men's Kathmandu Motorcycle Jacket (Grey/Black, Large) HYPERTEX waterproof and breathable outer shell, constructed of 420 denier rip-stop nylon and 300 denier high density nylon, durable and lightweight for ease of movement Fully adjustable D3O T5 CE Armor in the shoulders and elbows delivers the same protection as standard CE foam armor, but is thinner and more flexible, resulting in a more comfortable, flexible fit; EVA dense foam back pad included Collar closure utilizes a slider snap that allows up to 1-1/2" adjustment for a personal fit Integrated into the collar is an under-the-helmet rain hood to keep water from running down your neck 1.5 liter hydration bladder included in removable backpack