2X(Sponge Neoprene with Adhesive Foam Rubber Sheet, 1/4in T X 12in W X 59in8578

(The dense, closed-cell structure provides excellent soundproofing, damping, and thermal insulation. 1 Sponge Neoprene). Waterproof, & Versatile: The neoprene material is waterproof, oil-, and -ideal for marine foam flooring, boat decking, wall padding, and weatherproof seals.

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