1.V SHAPE WEATHER SEAL - measure the gap before purchase, clean&dry the surface before apply, leave it still in first 12h to form a tight seal. 2.STRONG ADHESIVE - Unique grid adhesive backing, stick firmly and no degumming. Good sealing effect with high flexibility. Stop Wind and dust, keep temperature, save energy bill. 3.GOOD MATERIAL - This foam weather stripping is filled with high resilient polyurethane foam (PU) and tear resistance polyethylene cover (PE). Extreme durable, longer Service Life than rubber tapes, not easily deformed under high & low temperature. 4.WIDE APPLICATION - V seal adhesive foam tape more of a snug fit for various types of doors like wooden door, security door, sliding door, etc., bring you ideal door and window insulation result, greatly Reduce the annoying crash and works well to Reduce Noise, Shock Absorption and Collision Avoidance.