Product: Felt Strips & Rolls Material / grade: F26 Grade Wool Felt—Adhesive Backing Size: 1" Wide Wool content: 45% Thickness: 1/8" Color: Gray Hardness: Durometer 10A Temperature range: -80 to 200 Compression pressure: 1 Adhesive backing: Rubber Adhesive temperature: 0 to 180 Roll length (ft): 50 Tensile: Not Rated