The lightweight Pier Coastal Trousers by Helly Hansen are made from Helly Tech® Performance material and are waterproof (water column: 15,000 mm), waterproof and breathable (15,000 g/m2/ 24 hours). - 2 layer material with sealed seams - Reinforcement for greater durability - Elastic waistband, adjustable braces and adjustable leg hems for a good fit - Articulated seat and knee, high-cut back - Comfortable, fast-drying lining - Hanging loop and cargo pocket on thigh - Water-repellent treatment - Double front panel with zip and Velcro closure