Thermals Reflective Winter Sleep Bag Covers Backpacking Liner for Outdoor Survival Permeable Camping

- The windproofed and waterproofed combines durability fabric with a heat reflective waterproofed coating - Suitable for camping enthusiasts to explore the long wilderness - The compressible camping sleep bag adopts waterproofed structure and ensures warmth through advanced heat reflection technology - Suitable for backpacks storage, but durability enough for repeated outdoor use - Compared to conventional polyethylene aluminium film survival sleep bags covers, we use upgraded 70D ripstop polyester component & additional thermals reflective coating, keep you warm,dry and safe all the night.And this new component is breathes, that is, inside will not accumulates, make you feel comfortable