When its really cold & nasty outside your head will feel like a tea pot in a cosy in this brilliant hat. Warm, waterproof, windproof & breathable, just what you need when yomping around the hills or watching the match on a wet Saturday afternoon. The acrylic outer is tough & stretchy & the lining is a soft micro fleece for comfort, sandwiched between these layers is Seal Skinz stretchy waterproof & breathable membrane. Totally waterproof, windproof & breathable Acrylic knitted outer for maximum water repellancy Close fitting knitted construction with enhanced fit Micro fleece lining for warmth & moisture control Sealskinz Thermal Rating: 4 out of 5