The Constellation Lux is a durable, ultra-soft sleeping bag with ample room and the option to unzip it into a large duvet. Features: 3-4 Seasons: for use all year round One-layer construction with brushed outer Isofill Premium high-quality insulation: highly siliconised and fine hollow-fibre  ensures an extra soft feeling and a great insulation value extra fill and loft create uniform warmth in sleeping bags designed for lower temperatures Opens fully as a duvet Zip-off hood for when you want to unzip it into a duvet Face baffle Left side zip: L-shape open-end with auto lock Heavy duty, YKK 2-way zips ensure ease with little wear over extended periods Full-length zip baffle Corner liner attachment points: sleeping bag attachment loop and liner snap closure fastening PFC-free finish Square pack sack with a compression option Body length: 195 cm Temp (Tcomfort) woman: -2 Temp (Tlimit) man: -8 Temp (Textreme): -26 Size: 230 x 90 cm (LxW) Pack size: 48 x 46 x 27 cm Weight: 3000 g Materials: Shell: Polynylon, 85% polyester / 15% nylon Lining: 200TC soft finish, 100% cotton Filling: 1550 g Isofill Premium, 100% polyester Outwell Constellation Lux