Eureka Women39;s Silver City 30 Degree Sleeping Bag Shell: 100% Polyester Lining: 100% Polyester Filling: 100% Polyester Imported Performance 30 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 StarGaze polyester ripstop with polyester taffeta. Warm to the touch lining material is a soft peached polyester The woman's mummy style bag is 78x31x20. Vertical "S" quilting keeps insulation in place Trapezoidal footbox; full-length draft tube; fully adjustable contoured hood