Only the originals will do! With body heat often lost from you head, wearing a hat is essential when temperatures fall. The ultimate thermal hat, this Heat Holders hat has an incredible tog rating of 3.6! With a special Heatweaver 4 layer construction, this men’s hat has been designed to hold more warm air close to the skin keeping your head warmer for longer! The outer layer is a high bulk insulating yarn that has been brushed inside for superior insulating properties. The next layer is a Hi-New-Tex Fabric which is soft in texture, extremely warm and possesses excellent waterproof and breathable functions. The third layer is 3M Thinsulate C100 which holds more warm air in less space making it much more effective at keeping you extremely warm. The inner layer is a fleece lining which will feel comfortable and soft against your head. With is fashionable turn over cuff, you\'ll look great wearing it too.Copied by many. Equalled by none.