- Style: Beer Barrel
- Single/Double Sleeping Bag: Splicing Single Sleeping Bag
- Category: Down Sleeping Bag
- Model Number: Thick winter cold temperature sleeping bag
- Size: 205x88cm lengthen Model sleeping bag winter
- Comfortable Temperature Scale: [-10℃~-20℃]
- Applicable People: Adult
- Sleeping Bag Temperature Scale Category: Winter Sleeping Bag
- Fabric: Nylon
- Length: Super Long (Suitable for More Than 2 m Height)
- Filling: Duck Down
- Brand Name: free fire
- is_customized: Yes
- Season: Winter
- Type: Cold Weather
- Name: Sleeping Bag Winter
- sleeping bag filler: duck down
- shell: 20d 400t waterproof nylon anti-down
- lining: polyester pongee anti-down
- Temperature: 1kg filler: -10 degree C, 1.5kg filler: -15 degree C
- Total weight: 1kg filler, total weight 1.8kg
- total weight 2: 1.5kg filler, total weight 2.2kg
- type: cold temperature down sleeping bag
- season : cold winter
- feature: L and R zipper can connect each to be double