Wenzel Cardinal 30-Degree Sleeping Bag (Red) Shell;: 100% Polyester Liner Fabric: 100% Cotton flannel Insulation Type: 100% Polyester Fiber Imported Mild weather sleeping bag with 30-degree Fahrenheit temperature rating Filled with 4-Pound of hypoallergenic Insul-Therm polyester fiberfill Offset quilt construction prevents bunching and reduces cold spots Soft cotton flannel liner, self repairing coil zipper 2 Elastic straps for bundling, measures 78 x 33-Inch