The Essential Medical Supply hinged elevated toilet riser is designed to give you the elevation you need while still using your own toilet seat. Hinged feature makes it easier to clean underneath the toilet. The riser installs easily under your existing toilet seat with the provided 6″ stainless steel screws and wing nuts. Gives the user a 3.5 inches rise. Toilet risers can be used by anyone who has trouble getting all of the way down to their existing toilet.