This door bottom sealing strip is made of PU material, which is strong and durable. Stay close to the bottom of the door to reduce noise and from entering. When using an air conditioner, it can help prevent cold air from entering the room in summer, and it can help prevent cold air from entering the room in winter. This is also a good soundproof plug. Features - Color: White. - Material: PU. - Size: 5.00X4.20X0.50cm/1.97X1.65X0.20 inch. - Efficient windproof function can help your door seal well, from entering and noise. - Installed near the bottom of the door to reduce noise and from entering. - The door seam sealing strip has strong adhesion, and can be used in bathrooms and toilets. - The glue part of this product should not be interacting with water or oil, otherwise it will lose its strong viscosity. - Thick sound insulation design can reduce annoying sounds by up to five times. Keep the room quiet. Package list: 10 x sealing strips