A lightweight, single person bivi bag for use in an emergency situation. Ideal for stashing in a pack when out in the mountains. Designed to reflect heat back towards the body when you need to warm up fast, this waterproof bivi bag is ideal for keeping in your pack for use in an emergency outdoors. Built with taped seams and lightweight construction it offers excellent weather protection for one person for just 105g. Packing down to just 12cm x 6cm in its stuff sack, its an essential for mountain explorers. Lightweight PE (Polyethylene) Reflects body heat Windproof Waterproof Seam Taped Super packable and lightweight Essential emergency mountain product Supplied with stuff sac Packed Size12 x 6cm Weight 105g  (3.7oz) Outer FabricPolyethylene