Made of a three layer material, this wet weather jacket is right at home in mountain biking, and other types of cycling done in a relatively upright riding position. - Exoshell40 3L material: waterproof, windproof, breathable, with sealed seams - Three layer structure: a durable choice, no separate liner - Shoulders with silicone striping that help keep your backpack shoulder straps still - Pullover/anorak model: half-length zipper and kangaroo pocket - Sides with ventilation zips, complete with mesh: the ventilation doesn't rip all the way open when the zipper is opened - Hydrostatic head: 20 000 mm - Breathability: 40 000 g/m²/24hr