Size 5" (13cm) square outside, 4 in (10 cm) inside. Amount of elevation is adjustable within ranges indicated above. Sold individually. Weight capacity: 500 lb (227 kg) per block.

NOTICE: Legs of furniture should be placed in center of furniture riser, not pressed against any of the sides. Extra care should be taken when using furniture risers - forceful use, tilting back in the chair or rocking of the elevated furniture may result in damage or failure of the product.