- Keeps swivel caster wheels and furniture legs indenting and damaging carpets
- Works with wheels or legs 1-3/4″ wide (45 mm) or smaller
- Unique spike design minimizes carpet indentation and keeps legs and wheels from moving.
- Clear Polycarbonate plastic makes them invisible under furniture and are indestructible.
- Package contains 4 cups and supports 330 lbs (150kg) per cup
