High Peak USA Alpinizmo Summit 20 sleeping bag 34 X 88 X 22; Fill weight 2 lbs.; Carry weight 3lbs 14 Oz; Insulation Dura fiber H1; Double layer construction Rip stop polyester taffeta; Polyester lining; Temp rating 20 F; Sew-in Draft tube and chest collar Hood with drawstring closure and barrel lock; two bags can be zipped together; No.5 anti snag zipper Windshield; Anti snag Zipper band; Thermal Collar Compression sack included