Wool Felt Strip, Material Wool Felt, Shape Strip, Length 12 in, Width 1/2 in, Thickness 3/16 in, Backing Type Adhesive, Adhesive Type Acrylic, Durometer 15A to 25A, Wool Content 75 Percent, Density 1.5 lb/sq yd, Color Gray, Maximum Temperature 200 Degrees F, Minimum Temperature -80 Degrees F, Maximum Adhesive Temperature 160 Degrees F, Minimum Adhesive Temperature -20 Degrees F, Tensile Strength 225 psi, Grade F13, Vibration Absorption Low, Standards -, Abrasion Resistance Fair