The Arcteryx Mens Tecto FL Jacket is the lightest & most breathable waterproof that you can stow your pack when youre off on a hike. This trim fitting rain jacket concentrates on providing reliable weather protection rather than unnecessary features & is the ideal choice when weight & bulk are an important factor. Features N30p-X GORE-TEX Active 3 L Trim fit with e 3DWaterproof & breathable Low profile Storm Hood Small, lightweight 3 Vislon Water Tight front zip with chin guard Single sleeve pocket Narrow cuffs Drawcord hem Reflective logos Stuff sack included Weight: 292g (M) Glossary e 3DErgonomic 3-Dimensional patterning brings an additional level of articulation to provide enhanced mobility. E3D refers to an allowance in the garment patterning to provide extra gusseting and/or articulation in key joint areas to allow for maximum movement. DWR (Durable Water Repellent)A DWR-treated fabric will bead-up water on its surface to stop it from soaking into the fibres. This maintains breathability & shortens drying times. N30p-X GORE-TEX Active 3LA very light, thin GORE-TEX membrane is integrated with a moisture-management backer for maximum breathability during active pursuits. The DWR treated 100% nylon face sheds moisture & provides durable waterproof & windproof protection.