Material: Silicone, Silicone material is very soft, strong anti-aging, flexibl flexibility. environmentally friendly, toxic or harmless free, heat and cold resistant. Waterproof adhesive tape for use in wet conditions, such as bathroom, laundry room, kitchen etc. Three-layer design: stronger sound and heat insulation. Effectively prevent noise, dust, cold air passage, and insects such as cockroach and mouse. Easy installation: peel and stick easily. The glue holds perfectly well over time and does not leave traces. Size: 5 x 100cm, Suitable for sealing the gap between 0 - 28mm , Suitable for different facade doors, bedroom, exterior, interior and so on following. Doors made of different materials such as wood, aluminum, glass and plastic all work well. Door Bottom Silicone Adhesive Thermal Sound Insulation Door Seal Strip Anti-noise, anti-dust, anti-insects such as ant , mouse, cockroach etc. Stop cold air from going out in summer and keep cold air from going in in winter, save electric energy of air conditioner. Specification: Material: high quality silicone. Size: about 100cm x5cm. Suitable gap: 0~28mm. Suitable door material: wood, glass, metal, alloy, plastic. Instructions:< 1. Clean the door, blot dust and oil, and dry. 2. Peel the red tape and stick to the door. 3. Press until it sticks firmly . Note: 1.If this product has some smell, it is normal silicone smell, please put it in a cool place, the smell will disappear slowly. 2.Do not touch the r tape with the water or oil, otherwise it will lose its strong adhesion.