FLEX SEAL DRAFT & INSULATION TAPE - STOPS DRAFTS FAST! A clear, flexible, weatherproof strip that instantly seals gaps around windows, doors, vents, and more to keep out air, dust, and moisture. It blocks cold winter drafts and hot summer air, reducing energy costs and improving year-round comfort. Plus, it won't interfere with how doors or window open and close. It's easily removable and can be repositioned. Best of all, it can be applied in seconds - no tools, no mess. Just cut, peel, and stick.