Go ahead, stay out in the rain for hours if you d like! These trousers were designed to be worn over field trousers. They are made of special MVP material which is the British Military s Gore-tex like material. They are waterproof, windproof, and breathable. Their claim to fame is the easy on/easy off feature. They have an adjustable toggle string waist and a hook and loop easy access fly. They also have zippered expandable legs to slip into (or out of) these trousers without taking off your boots. Color: MTP camo pattern. NSN# 8415-99-667-4347. Made in Great Britain. Genuine European Military Surplus. Unused Condition.