The door seal adopts a special hollow design (unlike other products). The door seal adopts a hollow design to reduce the sound transmission and full temperature on both sides of the door, and this design can reduce the pressure on the door frame when closing the door, reducing the sound of closing the door. 33/64 inches wide x 35/64 inchesIf you are not satisfied with the product, please contact usThis door seal can effectively isolate wind, water, light, temperature and sound! This door seal is made of flexible material and will not freeze or break in extreme temperatures. It can seal large gaps from 5/16 inches to 35/64 inches. Easy to cut! - This weather stripping is made of soft rubber and can be trimmed to fit all doors and windows. The door bottom seal can be used indoors or outdoors, commercial or residential doors to help control the environment.