The Silk Sleeping Bag Liner is an ultra-lightweight and breathable liner which can be used alone or in conjunction with a sleeping bag, for added warmth. It will keep you warm in the cold or cool in the heat, helping your body to regulate temperature effectively. Features:  Silk naturally helps to regulate body temperature and wick away perspiration, allowing it to dry quickly Ultra-lightweight breathable material Use alone or in conjunction with a sleeping bag Comes in a tough ripstop carry case Sleep Liner Comparisons Chart Dimensions: Packed: 14 x 9 x 5 cm Unpacked: 185 x 85 cm Weight: 126 g Materials: 100% Silk Lifeventure Silk Sleeping Bag Liner - Rectangular