The Summer Outfitter sleeping bag is a great choice for rental programs or any situation where the bag will see heavy use from various people. The 45-degree rating makes this sleeping bag perfect for hot summer days with cooler summer nights. It also features a #10 zipper, 210T polyester liner, and outer fabric, so it will last time and time again through rugged and repeated use. Two Summer Outfitter bags can be zipped together to create a double bag. Summer Outfitter +45deg Features 210T polyester liner 210T polyester outer fabric PolyLoft insulation 2-layer construction #10 zipper Webbing roll-up straps Rectangle Liner Features Brushed polyester or poly-cotton options #5 Separating zippers Standard stuff sack Summer Outfitter +45deg Dimensions 84" L x 35" W Fill Weight 42 oz. Weight 4 lbs. 8 oz. Rolled Size 18" L x 10.5" D Rectangle Liner Dimensions 80" L x 33" W Weight 1 lb. 5 oz. Stuffed Size 8" L x 3.5" D