HOW TO USE:1. Open the storage bag and take out the sleeping bag2. Put the bag on the ground3. Remove the zipper on the shoulder of the sleeping bag4. Lie in a sleeping bag5. Close the zipper and tighten the lanyard6. Apply Velcro7. Open the sleeping bag and unzip it from the inside8. Fold the sleeping bag, roll it up and put it in the storage bag.9. Tighten the straps on the outside of the bag by hand to make it compact and compact PRECAUTIONS FOR USE:1. One or two days before outdoor sports, fully unfold the sleeping bag to fully demonstrate its thermal insulation performance in the wild. Put the sleeping bag into the compression bag before departure.2. When camping, if time permits, it will be easier to dry the sleeping bag outside, in a tent or in a dry, ventilated and sunny place in the morning, but avoid strong sunlight.3. When storing, you can rotate the sleeping bag once to squeeze out most of the air, then unfold the sleeping bag and put it into the compression bag irregularly from the end.8. The fabric of the sleeping bag is waterproof and tear-resistant, but if it rains heavily on the way, use a plastic bag to prevent moist air from entering the sleeping bag. 【Comfortable and Warmer】The sleeping bag measures 85.43"×32.28" and is filled with 3.3lb/1500g 620FP down. It is also made of graphene fabric for faster heating and more stable heat storage. Comfortable temperature up to 17.6°F, maximum insulation -11.2°F, fearless of harsh cold environments. 【Lightweight and Convenient】 The new graphene fabric has higher strength and lighter weight, with a total weight of only 4.23lb and a storage capacity of 17.32"×8.66". Winter sleeping bag is lightweight and easy to carry without any burden. 【Double Splicing+Partitioned Insulation】The left and right zippers of the waterproof sleeping bags can be spliced together, making it easy to combine two sleeping bags into a double sleeping bag. Down sleeping bag is equipped with a reinforced chest insulation layer and a three-dimensional foot ventilation zipper, allowing for easy adjustment of temperature. 【Graphene Fabric Strong Protection】 Using 12:1 graphene, the strength is enhanced, tear resistant, water-resistant,and travel sleeping bags can also keep dry and clean in humid mountain environments. 【Suitable for Multiple Scenarios】From mountain expeditions to family camping, from hiking to self driving trips, sleeping bag camping can be used in multiple scenarios.