The Comfort Liner Mummy, designed by Ferrino, is a Sleeping Bag Liner (or sleeping bag sheet) made of pure cotton, ideal for enhancing hygiene and thermal comfort in your sleeping bag. Additionally, the Comfort Liner Mummy can also serve as a simple sheet to sleep like at home in a refuge, bivouac, or youth hostel. Perfect for a good night's sleep after a day of hiking, this Ferrino Sleeping Bag Liner, with dimensions of 220 x 80 x 50 cm, is made of pure, undyed cotton for maximum comfort in your sleeping bag.