The Spada Chill Factor Mens Base Layer Trousers are packed with features... Specifications include Motorcycle Men\'s Pants Windproof and Breathable Fabric The front of the trouser features a thicker more insulated fabric for stronger protection from the wind The back of the trouser is a soft breathable polyester to enhance thermal properties Brushed soft interior holds in warm air and keeps you comfortable Vertical zip to the front Wicking properties Four way Lycra ensures a good fit Panel design to ensure movement is not restricted Easy care machine washable Quick drying Flat-locked seams for comfort Range of sizes Contrasting blue stitching Polyester micro-fibre blend