Eureka Casper 15 Degree Sleeping Bag Regular Length Shell: 100% Polyester Lining: 100% Polyester Filling: 100% Polyester Imported Performance 15 degree mummy bag with Eureka Rteq insulation Shell material is 66D/230T Stargaze Polyester Ripstop Lining material is a 75D peached polyester YKK #5 zippers and vertical "S" quilting Trapezoidal footbox and full length draft tube Shell material is 66D/230T Stargaze polyester ripstop Size: 82x32x21 Mummy bag style with Eureka Rteq insulation Lining material is soft peached polyester Vertical "S" quilting keeps insulation in place Trapezoidal footbox and full length draft tube