Size: The size of the spare parts for garden furniture is 40 x 20 mm. Please confirm the size before purchasing. Material: Our chair caps are made of high quality non-slip plastic. Friction-resistant, non-toxic, durable and not easily deformed. Color: Black foot caps for garden chairs are easier to combine with furniture. Putting on chair foot covers will make your furniture look better. Protect the floor: Chair leg protective caps can protect the floor and furniture from scratches and damage, and effectively reduce noise. Easy to install: Our chair leg caps can hold the furniture legs firmly. No glue, no punching, easy installation, not easy to fall off.Note: The data are all measured manually. Please allow an error of 1-3cm. Due to the difference between light and display, there is a certain color difference, which depends on the actual object received.