General description The CSPARKV 4 Pieces Rubber Door Stopper is designed for both indoor and outdoor use, providing a reliable solution to keep doors securely in place. With its anti-slip features and durable construction, these door stops are perfect for various types of floors. Technical specifications Material: Non-toxic rubber Door gap compatibility: 3 mm to 5 cm Installation Installation-free: Easy to insert without the need for drilling or adhesives Simply place at the required angle for immediate use Usage Suitable for various door types: metal, wood, glass, and tile Compatible with different floor types: carpet, wood, and laminate Other information Features anti-slip strips and a three-sided design for enhanced grip Wear-resistant material protects floors from damage Stackable design allows customization of height for larger spaces Protects doors and walls from impacts, scratches, and wear Ensures safety for children and pets