Made of high quality aluminum alloy, sturdy and durable. Black color matches different colors of furniture, the bracket can add 5cm to your furniture, you can even adjust the height by rotating it, the bracket is strong enough to support a heavy bed, table or cabinet. You can know the diameter of the furniture legs in advance. They also protect the floor and prevent furniture from directly contacting the floor. Product Name: Furniture Legs. Model: Round Material: Aluminum Alloy Package Content: 4 x Furniture Legs (Round, Black) Usage Range: Bed/Sofa/Cabinet/Table 1. The actual color of the product may differ slightly from the displayed image due to differences in light reflection when viewing the screen or photographing. 2. Due to different measurement methods, the measurement error of 1-2cm is within a reasonable range.