Thermal Trousers from 8848 ALTITUDE. Fastens with a button and zip and includes adjustable belt at the waist. Two front pockets. Slightly flared with zip and elastic silicone at the ankles. Made of a material that has a waterproof coating. Trousers breathe while permeating water from inside out. Fully waterproof and wind proof. Made of 84% Polyamide 16% Elastane.