Mintcraft 1/2" Black Rubber Leg Tip. Protect your floors with these black rubber tips. The tips are made of non-skid protective rubber. Use the tips to prevent scratches on the floor by placing them under the legs of chairs and stools. From the Manufacturer Mintcraft 1/2" Black Rubber Leg Tip. Use the leg tips on stools chairs and furniture legs to protect your floor from being scratched. Card of four.