Camping in colder weather? Give yourself an extra layer of insulation with this Fleece Sleeping Bag Liner from Trail. Lightweight to carry and supremely snug to sleep in, it can be placed inside a regular sleeping bag to lift your warmth and comfort to a whole new level. Microfleece Material Made from 150gsm microfleece fabric which has an excellent warmth to weight ratio. Delivers the same level of warmth as a two season sleeping bag but is less than half the weight. Envelope Shape With hood The liner has an envelope shape and measures H220cm x W80cm to fit the large majority of sleeping bags. Plus, it has a hood to increase your warmth and comfort when sleeping. 2 Way L-Shaped Zip The liner has a two way L-shaped zip which allows you to create an opening and cool yourself down if youre feeling hot. Also, it allows you to fully open up the liner to use as a blanket. Velcro Closure When the liner is fully zipped up, you can use the Velcro closure to lock the zips in place. This helps to prevent them coming loose when youre sleeping for optimum warmth retention. Drawcord Storage Bag The liner measures 32cm x 15cm x 15cm and weighs 513g when stored inside the included storage bag, making it a great alternative to a sleeping bag for backpacking adventures. Multiple Ways to Use As well as using the liner inside a sleeping bag, you can use it on its own. Because its cooler to sleep in than a regularly sleeping bag, its a fantastic alternative for hot and humid Trail Outdoor Leisure Trail Fleece Sleeping Bag Liner Single Adult Lightweight Compact Hooded with Bag in Grey