Features：

▶Durability and Water Resistance: This sleeping bag made of 190T tear-proof polyester and waterproof shell, filling hollow cotton it can always keep the warmth inside of sleeping bag. Inner fabric made of 190T polyester pongee soft and skin-friendly polyester，suitable and breathable。

▶A variety of specifications available: Our sleeping bag come in a variety of weight, suits almost all seasons. Can use adjust elastic strap design when you cold , bottom zipper design can help your feet free when you are hot it can improve air permeability, adjust to what you like. Summer type comfort temperature over 25℃, spring & autumn type comfort temperature about 10℃~20℃, winter type comfort temperature about 0~5℃~10℃.

▶Compact and portable: This sleeping bag has its own compression bag, which has two tightable strips. Press bag and fixed by two strips, the volume will reduce 2 times than before. After compression, sleeping bag can put in backpack or hang on backpack suspension system.

Specification：

Brand: Sponge Traveller

Item: Envelope sleeping bag

Type:4season sleeping bag

Product Dimension:

standard：220x75cm(86"x29")

Netweight:0.8kg(1.8lbs)

Color:Black,Green

Fabric:190T anti-tear polyester fabric

Filling：Hollow cotton

Comfort temperature：

summer type: over 25℃

spring & autumn type: about 10℃~20℃