Bessport Sleeping Bag Winter | Flannel Lined Extreme 3-4 Season Warm, Hiking. Polyester,Cotton,Flannel Temperature Range: 3lbs spray boned cotton-filling with high-loft insulation cotton flannel lined adult sleeping bag is comfort in 59F/15C and fits temperature range 23-59F/-5-15C. perfect for keeping you warm and sleeping soundly throughout any extreme condition. throughout any extreme condition. Water Repellent Ripstop Fabric: Outer shell are made from 220T ripstop polyester that washes incredibly well, protect against windy and wet weather prevent you from getting damp also durable for resists damage from stones, branches and other natural elements. Rommy and Portable: At 29.5 x 82.5 inches, these sleeping bags are incredibly roomy for any adult 6'6" or less, great for tall guys and active sleepers, side sleeper who likes to move around. Folded and stored in its compression bag is only 4.6lbs very compact and easy to carry. Reverse Zipper: Double-sided zips provide outstanding performance for many years of use. Coupled with our anti-snag systems and draft tubes provide the best possible way to get in and out of an envelope sleeping bag, and the two zip sliders allow excellent venting options. 100% SATISFACTION GUARANTEE-we strongly stand behind the great craftsmanship of outdoor camping gear and provide the best customer experience possible. In case anything goes wrong, we will respond to your concerns within 24 hours. Order now!