Men's cycling jacket: The Northwave Extreme H20 has an integrated elastic H2O Flex membrane. The 3-layer material with a 10K water column and high elasticity protects you against all adverse conditions. The BioMap ergonomic cut does not restrict rider movement, and has a double adjustable collar. Front YKK zipper closure, two side zipper vents on the sides. 3 classic rear pockets, reflective print. Material: polyester, nylon.