Fits Kerf Grooves-No Glue Needed---Designed for kerf grooves in wooden doors, this weatherstrip has a built-in plastic flange that easily inserts into the groove. No adhesive is needed, making installation clean and simple Easy Installation: and dry the , insert the weatherstrip into the , and press the plastic flange into the groove. Then,cut the weatherstrip to the desired length. No glue, no mess Larger Size for Larger Gaps: This Large Size Weather Stripping fits gaps from 1/4 inch to 3/4 inch (8 mm to 19 mm), ideal for larger door gaps. This listing is for Large Size only, so please confirm your size before ordering New Upgraded Design: This Large Size door seal features an improved V-shaped design with a water droplet-shaped end to extend the sealing area, providing a secure, long-lasting seal without falling off or shaking and Long-Lasting: Made of high-quality Polyurethane, this weatherstripping is tear-, heat-, and for long-lasting use, even in harsh weather conditions, Manufacturer: Akfldms