Wool Felt Strip, Material Wool Felt, Shape Strip, Length 12 in, Width 1 in, Thickness 1/4 in, Backing Type Plain, Durometer 20A to 30A, Wool Content 95 Percent, Density 3 lb/sq yd, Color Off White, Maximum Temperature 200 Degrees F, Minimum Temperature -80 Degrees F, Tensile Strength 400 psi, Grade F5, Vibration Absorption Medium, Standards -, Abrasion Resistance Good