Marmot Helium 15

Men’s Regular Long Temperature Rating 15 F / -9.4 C 15 F / -9.4 C EN Comfort 27.7 F / -2.4 C 27.7 F / -2.4 C EN Lower Limit 16.3 F / -8.7 C 16.3 F / -8.7 C EN Extreme -16.6 F / -27 -16.6 F / -27 Weight 2 lb 2 oz / 980 g 2 lb 6 oz / 1077 g Fill Weight 1 lb 3.5 oz / 552 g 1 lb 5.5 oz / 609 g Fill 850 Fill-Power Down 850 Fill-Power Down Max User Height 6 ft 0 in / 180 cm 6 ft 6 in / 200 cm Hip Girth 58 in / 147 cm 58 in / 147 cm Foot Girth 40 in / 101 cm 40 in / 101 cm Women’s Weight 2 lb 1 oz / 940 g Fill Weight 1 lb 3 oz / 538 g Temperature Rating 15 F / -9.4 C EN Comfort 28.9 F / -1.7 C EN Lower Limit 18 F / -7.8 C EN Extreme -14.6 F / -25.9 C Fill 850 Fill-Power Down Shape Mummy Max User Height 6 ft 0 in / 180 cm Hip Girth 58 in / 147 cm Foot Girth 38 in / 96 cm