The ultimate dual purpose glider for wooden furniture, with easy movement complete floor protection. Endorsed by Karndean Designflooring. Completely protects your floor, reduces noise eliminates stress on furniture joints. Works on low pile Carpet all internal smooth surfaces, eg: Laminate, Wood, Lino, Tiles, Marble Karndean. Not recommended for chairs with legs that are at an angle. The gliders once fitted should be flat to the floor to ensure even weight distribution.