Adjustable Bath Step For stability, they overlap by 25mm (1 inch) and can be used with up to four supporting columns. A single step produces a 50mm (2 inch) rise. A second step raises the height to 75mm (3 inches) and the third section raises is further to the maximum 100mm (4 inches). Alternatively, two steps can be laid end to end and the third placed on top to produce a low, very stable tiered step. Multiple packs can also be stacked to a maximum of six sections. Each step has non-slip feet that will grip securely to various bathroom floor types and the bright white finish is designed to match or complement most modern bathroom styles. Specifications: Colour: White Model Number: F22600 Self Assembly Required: Yes