The lightweight but warm TrailHead +20F is designed with 7-denier woven fiber fill, shoulder and zipper baffles, drawstring hood. Breathable, soft, double-brushed liner. Innovative PolarLite insulation keeps you warm even though entire bag is thin and light. 87" x 32" (at widest point) provides shoulder and leg room while foot box design lets you lie with toes up and still be comfortable. Zipper pullers inside and outside of bag for easy closure. Mummy-style hood with shoulder baffle and drawstring. Taped, anti-snag zippers and full-length zipper draft tube. Zippered inner pocket for valuables. Weighs 2.9 lbs.