M-D Building Products 2790 M-D 0 High Density Closed Cell Self-Adhesive Foam Tape, 17 Ft L X W 3/8 in T, PVC, Brown This item is a M-D Building Products 2790 High Density Foam Tape, 3/16-by-3/8-Inch-by-17 feet, Closed Cell, Brown Purpose of use for Hardware, masking-tape This product is manufactured in United States Firm, waterproof, dustproof and airtight closed cell foam Minimal compression for tight seal between surfaces Easy, self-adhesive application; seals top and sides of doors and windows Closed cell PVC foam 3/16-inch thick by 3/8-inch wide by 17 feet long