tube plug cap is specially designed for preventing scuffs on wood floor or as protection glides for furniture in home, office etc. Practical function to prevent friction on the wooden floor, protect the furniture when moving and reduce the noise as sleeping or any other quiet moments required. . MATERIAL: This post end insert cap is made of high grade plastic material, rust-proof, anti-corrosion and durable for long time use. Very practical domestic necessities in your daily life. .DIMENSIONS: 25mm/1 inch diameter. .WIDE APPLICATION: The plug cap is perfectly applicable on chair tips, bench feet, table legs, bar stool foot sliders, chair leg protectors, patio furniture inserts, and much more. They are also designed to hold up against impact abuse, and harsh weather conditions. .ALSO SUITABLE FOR: Many household or outdoor projects including replacements for fence/fencing railing posts, gate rail post covers, trailer frame ends, pole pipe rod caps, metal bike rack fittings, wrought iron steel finishing plugs, or any rectangle opening. .