20/40/60/ 80 pieces of furniture foot nail plastic sliding nail chair table leg protective cover 16/20/ 22mm diameter whitedescription:1. These slide rails are very suitable for wooden furniture legs. Has moisture- proof and anti- slip effects.2. Made of plastic and metal materials, it has a longer service life than sticky pads and is easier to replace.3. Nail on the legs of the table or chair to help the furniture move smoothly on the floor and protect the hard floor surface from scratches.specification: Product name: Furniture foot sliding nail White colorMaterial: plastic, metalShape: latitude and longitude circle installation steps:1. First drill a small hole in the chair leg.2. Then use a hammer to drive the nail in.3. This method can prevent the nail from bending due to excessive force. Please allow 2-3% error due to manual measurement and make sure you do not mind oefore ordering The product photos are taken in kind, because the shooting is different from the light and the display, there may be color difference, the goods are subject to the actual kind THANK YOU!