1. Material: Aluminum alloy base, corrosionresistant and rustfree; nylon bristles, easily handles frequent friction, long service life. 2. Removable Brush: The brush can be directly removed for washing and dust removal. When the brush wears out, only the brush part needs to be replaced. 3. Sealing: The bristles tightly fit into gaps, effectively preventing dust, , etc., from entering the room or equipment, while reducing noise transmission. 4. Installation Method: Can be installed using tape or screws. Installation accessories need to be prepared separately. Helpful Tools - A great door insulation seal for all seasons. Suitable for both home and industrial use. Widely used on escalators, elevators, cabinets, machine tools, etc. Please measure your door bottom before purchasing to ensure ours is the correct size. But, it can be cut to the needed size by saw., Manufacturer: HLHLH