Screw Nails, With Heads Made ​​Of Plastic Material. There Is A Choice Of Black, White, And Brown. Size: Diameter 20 Mm, 25 Mm, 30 Mm Used As A Pad / Shoes For A Chair Or Table We Also Accept Orders With Different Sizes According To Your Wishes. We Also Make Other Similar Accessories Made ​​Of Plastic Material. For More Information.