Stay snug and warm all winter long with this unique envelope shaped sleeping bag. Perfect for those super chilly nights and mornings, when the temperature drops simply tighten the shoulder bar keeping warm air in and cold air out. You'll love the waterproof shell which is made from 201T Nylon Ripstop W/R for extra durability while the inner is made from 210T polyester 'Pongee'. The filling is made from 2 x 175 gm per m2 of Hollow fibre for superior warmth. Great for all weather conditions between -12°C - -3°C - +20°C and weighing just 1.7kg, this sleeping bag is the ultimate for the outdoor adventurer.