Very Warm White Goose Down Filled Adult Mummy Style Sleeping Bag Fit for Winter Thermal 4 Kinds of Thickness Camping Travel

SPECIFICATIONS   Brand Name: BLACKSNOW   Comfortable Temperature Scale: [-10℃~-20℃] Single/Double Sleeping Bag: Splicing Single Sleeping Bag Length: Standard (Suitable for 1.8 m Height and Below) Category: Down Sleeping Bag Filling: Goose Down Applicable People: Adult Season: Spring & Autumn Season: summer Season: Winter Model Number: B1-470 is_customized: Yes Size: 210*80cm Type: Cold Weather Sleeping Bag Temperature Scale Category: Winter Sleeping Bag Fabric: Terylene Style: Mummy Sleeping bag Weigth: 850g,1150g,1450g,1750g Color: Black,Red,Green,Orange,Blue   Brand name:Black Snow (A well-known brand of camping sleeping bags, the quality is very good.) White goose down filling material, comfortable and keep warm.Down is fluffy, sleeping bag is light, but it's warm. Down is very soft and light. There is a small gap between down and down, which causes the air convection in the sleeping bag to be bad. It can form a layer of insulation layer which is isolated