Product Feature: The round plug adopts threaded internal plug, which is firmly installed and not easy to fall off. Note: Please measure and confirm your size before ordering! Light shooting and different displays may cause the color of the items in the picture to be slightly different from the real object. Due to manual measurement, please allow +/- error of 1-3 mm. Specification: Product Name: Round Plastic Plug Material: PE Plastic Color: Black Overall Size (D*H): 38 x 16 mm/ 1.5" x 0.63" Package Includes: 4 Pack x Round Plastic Plugs If you are not satisfied or have any questions with any Kyuionty's products, please feel free to contact us. We want our customers to enjoy a 100 percent satisfied shopping experience. Durable Material: The tubing end cap is made of PE plastic material, thick and wear-resistant, not easy to break and deform, waterproof and durable. Fit Size: The round end caps fits 1.5 inch (38mm) outside diameter round tubing or pipe with inside hole diameters from 1.25" to 1.43". Easy To Install: Select a round plug that is the same size as the outer wall of the tube, push in, you can use a rubber hammer or mallet to tap gently for installation. Remove any dirt, debris, rust on the chair legs before installing, otherwise it will bring difficulties to the installation. Wide Application: The round plastic plugs are used to effectively protect the floor from scratches, mainly suitable for bench feet, bar stool foot sliders, patio furniture, table legs, chairs legs, fence railing posts and other round tubing end caps. Practical Design: The round plug adopts threaded internal plug, which is firmly installed and not easy to fall off.