Amazon.com: TORRAMI Solid Neoprene Rubber Strips Roll 1/16 (.062) inch Thick X 1 inch Wide X 10 Feet, for DIY Weather Stripping, Gasket, Seal : Industrial & Scientific
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Rubber-Cal 50A Durometer Neoprene Sheet 1/8 in. Thick x 2 in. Width x 36 in. Length Smooth Finish Black Rubber Sheet (0.5 sq. ft.) 30-005-125-002-036 - The Home Depot