Constructed in a 280 gram/m2 high loft fleece this super-soft, comfortable mid-layer ensures maximum heat retention. Cleverly designed with an offset zip for comfort. 280 gram/m2 High Loft Fleece for maximum heat retention 100% Polyester for fast drying and minimal absorption Designed with no shell to prevent internal condensation build up Offset front zip to reduce bulk around neck Lycra bound hem and cuffs Hypalon hang loop for stowage