Asolo Torino 20-Degree Rectangular Down Filled Sleeping Bag (Green, Medium) 100% Polyester/ Lining 100% Polyester / Shell 90% down/ 10% Feather Imported High Thread count 320T rip-stop nylon shell and lining water-resistant shell Compression stuff sack for maximum compactability and easy stuffing. Mesh storage bag also included on all down bags 650 fill down insulation with thermal collar and draft tube Baffle construction keeps the cold out