Product Description Material: Rubber Size: 122*55mm Color: black, brown, gray, white Suitable for door sealing height: 5-30MM Quantity: 3 pcs Package Contents: 3*Door Stop 1. 【LARGE DOOR STOP】: Each door stop measures 122*55mm and fits any door with a clearance of up to 5-30MM. These door stops allow you to move freely between rooms in your home, school, or office, without having to open and close the doors every time. 2. 【WORKS WITH ALL DOORS & ALL FLOORS】: These heavy-duty, non-slip door stops are designed for wood, glass, and steel doors and work well on floors like hardwood, carpet, concrete, tile, linoleum, stone, asphalt, and ceramic tile, providing superior grip. 3. 【IMPROVED & REINFORCED】: All our door stops use an angled design to prevent doors from closing on their own. They fit under most door gaps if you double them back-to-back and withstand daily use without cracking. A sharp, reinforced skirt around the doorstop and the improved hollow design that allows double stacking makes it difficult to tip these wedges over. 4. 【NON-MARKING ANTI-SLIP WEDGE】: Protect your home or office floors with these durable door stops that won't slip or scratch, even on heavy industrial doors. Protect your children, infants, and pets from slamming doors. 5. 【STRONG, DURABLE & NATURAL RUBBER】: These door stops are made of soft and strong rubber, thick, ROHS certified, and durable, not easy to deform, and designed to last for years. These heavy-duty rubber wedges with a unique design provide optimum friction to keep the doorstop in place.