The mummy sleeping bag with synthetic Spirafil High Loft insulation for maximum warmth and life span of the sleeping bag; the perfect combination of heat, comfort and low weight Three-season sleeping bag with anatomically optimised fit in the head and foot area guarantees better insulation and more comfort when sleeping; additional ventilation thanks to an extra zipper This 50D 100% nylon Ripstop outer material is breathable and windproof; draft collar and hood; can also be used as a cover; temperature range from 7°C to -10°C Warm sleeping bag with fluffy lining made from 100% polyester, bilateral full-length zippers; 2-way closure and pinch protection; can also be used as a cover Ultra-light sleeping bag, ideal for camping, backpacking, trekking, cycling tours; two zippers; weight: 1037g; length: 183 cm; including compression bag