Save on energy costs during cold weather months. This rolled window kit creates an airtight seal inside your home to block drafts and cold weather Easy-to-install roll of shrink film means no measuring needed - once applied, cut film to size Tools needed: scissors and hair dryer. For best results apply window films indoors on clean and dry surfaces, including painted or finished wood, aluminum or vinyl After installation, crystal clear and transparent window film is easy to see through. Once season is over, the window kit removes easily Window Kit includes 3, 62" x 210" rolls of shrink film and 3, 0.5" x 54' foot rolls of tape; Can insulate up to 15 standard sized 3' x 5' windows Product may arrive in shown packaging or brown box packaging.