1.SAVE YOUR MONEY The weather stripping stop the heat and cold from escaping during winter and summer. Makes heating and cooling your home or office more efficient and cost effective for reducing the heating cooling bill. 2.NOISE REDUCTION- The door bottom seal designed by 2 layers of sealer, stop the noise, keep your room cozy and quiet 3.NO MORE GAPS - 1-4/5 W Width x 37 Length, . Fits Gaps up to 1 iInches. Self-adhesive door draft blocker for uneven door gaps exterior/interior doors, garage, basement, bed, sofa and cabinet. 4.WIDE APPLICATION-It is widely used in various types of doors or windows like frameless sliding doors, glass doors, sliding doors, wood doors, cupboards, wardrobes, furniture and shower room, etc 5.EASY TO INSTALL -Just measure the width of your door, cut to size, peel the backing off the adhesive and stick it to the door Also preheat the strip with hairdryer in cold winter to help it stick well.