The AP Products Rectangle Sponge Seal delivers a watertight and airtight seal to a wide range of applications including door, window, and hatch seals for RVs, boats, and more. This rectangular seal conforms to uneven surfaces to help protect your RV from outside elements. The seal is easy to install with a peel 'n stick application that provides strong, reliable adhesion with HATS tape.• 5/8"H x 1/8"W• 1/2" thick• 20' total length• HATS tape with peel 'n stick application Protects your RV from outside elements Easy to install with peel 'n stick application Strong, reliable adhesion with HATS tape | AP Products Rectangle Sponge Seal, 5/8" x 1/8" x 20', Black