ENVIRONMENTALLY FRIENDLY MATERIAL - our door weather strip made of high density EPDM foam with longer life than typical foam strips. The gasket cuts high resilience foam. not easy to deform while using. PACKAGE with 2 rollers - each roller door weather strip can split it 2 joints. Each joint 3 meters (9.84ft). total 12 meters (39.37ft). enough for about 2 doors or 3 windows. This weather tape can seal the gap of 3.5-5.5mm. Stronger grid ADHSIF - tear off the yellow protective film and then stick it up. Give your doors and windows long lasting sealing protection. Stick firmly. leaves no lasting residue and causes no damage to your furniture Multi-Function and High Performance - The D-ring design of the door stopper effectively reduces noise. Strong resistance after extrusion. good for anti-collision. Windproof. seals the dust. weather and insect resistant. WIDE range of use - widely used in all kinds of sliding doors. sliding window. security door. can also be used as a cabinet \/ refrigerator \/ freezer door seal. Wide range of applications on marine cases. automobiles and domestic.