Features: High-Quality Material: The suitcase wheel protective cover is made of high-quality silicone material, which is wear-resistant and durable, not easy to break, and can be used for a long time. Reduce Noise: This suitcase wheel protector is designed with a unique wave pattern, making it very soft and elastic, which can significantly reduce the noise produced when luggage is dragged. Easy to Install: This solid-color luggage wheel protector is very easy to install; you can have one installed in seconds. Anti-Scratch: Use this suitcase wheel protector to help protect your suitcase wheels from scratches, scuffs, and damage caused by sharp objects. Application: Luggage wheel cover is specially designed for carry-on luggage with 8 universal wheels. Notice: 1. Actual color may be slightly different from the image due to different light effects. 2. Please allow 1-3 cm deviation due to manual measurement. Material: Silicone Size: Outer diameter: 5.2 cm, Inner diameter: 4.2 cm, Height: 1.5 cm