PREMIUM MATERIALS: The surface material of these door frame seals is made of PEVA film, while the lining material is PU sponge; this combination ensures durability, flexibility and long-term reliable performance ENHANCED SEALING: These self-adhesive door seals effectively fill the space between doors, preventing wind and dust from intruding into your living space; combined with weatherstripping, these seals effectively seal space to keep your home comfortable and Clean; door seal measures approximately 2 x 1.8 x 1 in/5 x 4.5 x 1.5 cm EFFECTIVE SOLUTION: These foam door corner frame seals can help keep moisture out, insulate, reduce wind noise and prevent heat loss; They help save energy by creating a barrier to the outside elements; Enjoy a more energy efficient home Easy to use: Installing these draft stoppers is a breeze; just peel off the adhesive strip on the back of the product and to the desired corner of your door; if the size doesn' fit, it can be easily adjusted by stacking or cutting to it fits the door Note:The color of the sponge in the middle is random and cannot be specified. Colour:Black Material:sponge Size:About 5x4.5cm Package Contents: 50 x Door corner seal Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.