White duck 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 from the outside, so that the outside cold air is not easy to reach the inside, and the inside hot air is not easy to reach the outside, so that the temperature can be maintained.
Use zipper of international famous brand.
Durable taffeta shell that will stand up to years rigorous use.
Use waterproof fabric, light rain is no problem, of course, it is not recommended to get wet when it rains.
Innovative Footbox Design-Footbox is vaulted so you have even more roon for your feet.
Package include:
1 * Down Sleeping Bag
1 * Storage Sack (Black color)
Specifications:

Shell Fabric:320T Nylon
Filling material:90% White duck down
Size:210cm*80cm (Loose place)*50cm (Narrow place)
Sleeping bag weight 1300g, The weight of filled down is 800g,Comfort temperature:-5-10 degree centigrade, Limit temperature: -10 degree centigrade, packing size 22*25cm
Sleeping bag weight 1500g, The weight of filled down is 1000g,Comfort temperature: -10-5 degree centigrade, Limit temperature: -15 degree centigrade, packing size 24*27cm
Sleeping bag weight 1700g, The weight of filled down is 1200g,Comfort temperature:-15-0 degree centigrade, Limit temperature: -20 degree centigrade, packing size 26*29cm

Goose down's warm keeping principle:
Down is very soft amd small, Although it looks thin,when you sleep in the sleeping bag,the down will attract your body temperature, so that the down will expand, isolate the cold air from the outside, and achieve the effect of warmth retention.
It looks thin when the temperature is low,after attracts your heat,It will thicken when the temperature is high, which is normal.

About two sleeping bags stitched together.

You only need to put the two sleeping bag zipper together, you can easily put two sleeping bags together assembly into a big couples sleeping bag.
If you buy two sleeping bags,we will send a left zipper and a right zipper,you can splice together into a large couples sleeping bag. If you buy one sleeping bag,the zipper on the left or right is randomly.

2 sleeping bag can be zipper together into a large couple sleeping bag

About detail

The top velcro closure design prevents accidental opening of the zipper

320T nylon is abrasion-resistant and water-repellent, making outdoor camping more secure

The bottom of the car is reinforced with stitching, highlighting the meticulous workmanship, and the quality is guaranteed

Adopt brand slider, smooth and durable

Widely used

You can take this mummy sleeping bag anywhere; From backyard to backcountry, this is the bag you need to have a worry-free adventure

About color

4 colors optional