The aim of these Langham SureGrip Furniture Raisers is to make raising furniture as simple as possible, and they can be used with most types of furniture.Designed to make it easier for the user to get on and off furniture, these raisers can accommodate solid divan bases, castors, and block feet. They twist easily to raise the furniture to the desired height, and each Langham SureGrip Furniture Raiser has a unique double grip to ensure that it holds on to furniture tightly without damaging it.