New from Rab the Trailhead Bivi is a simple yet effective lightweight, packable and breathable bivi bag made with Ripstop waterproof fabric. It can be used as a standalone sleeping bag cover for light and fast mountaineering or for extra protection under a tent or tarp on bike and backpacking trips. The Rab Trailhead Bivi features strong and durable 40D Ripstop Nylon fabric with a simple snap opening entry, stiffened peak and integrated rain gutter. Rab Trailhead Bivi Features: Upper: 40D Ripstop Nylon with PU Coating 10k/10k Base: 40D Ripstop Nylon with PU Coating 10k/10k Upper and Base with Fluorocarbon-Free DWR Taped Waterproof Seams Waterproof and Breathable Simple Snap Opening Entry with Stiffened Peak and Integrated Rain Gutter Length: 250cm and Shoulder Width: 85cm Packed size: 18cm x 12cm Weight Approx 406g