Therm-a-rest Vesper quilts are made with an ergonomic foot box and box baffle structure for great thermal economy. Quilts are taking over, and it makes sense: in a sleeping bag, your weight flattens the insulation under your body, rendering it useless. A quilt removes this useless layer, saving weight. The Vesper iss insulated with top quality fill power 900 Nikwax Hydrophobic Down. Thanks to the hydrophobic treatment, this material is much less prone to losing its insulation if it becomes damp. Note! Unlike with most quilts, the temperature ratings in this product are actually EN standard lab tested. - Regular size: for max. 183 cm users - Down fill: 240 grams - Box baffles for great insulation - Snap closure at collar - SynergyLink straps keep the quilt in place on your sleeping pad The down in this product is RDS (Responsible Down Standard) certified. A stuff sack for use on the go, and a spacious storage bag for home use are included. Keep the quilt in the storage bag betwee