The Knox Zephyr Motorcycle Rain Trousers are packed with features... Specifications include: 100% Polyester construction Waterproof membrane to protect against the elements All seams taped to ensure there is no water leakage Hook & Loop adjustable ankle strap Breathable 10k membrane Elasticated waistband ensures comfortable fitting Lightweight shell designed to fit over most trousers Machine washable on a cold wash only Windproof to reduce the effects of windchill creating a windproof barrier between you and the elements 4 unisex sizes available Knox graphic detailing