These risers make standing up or sitting down easier and prevent the potential for having a fall thus eliminating the expense of buying new furniture easy to use they feature a double grip to hold tightly onto furniture legs the small footprint and smart black colour allow the risers to be fitted discreetly under your furnitureweight limit of over 100stvariable height adjustment from 1 to 4 for furniture with legs castors or block feetfits maximum leg or castor diameter of 2ideal for