The Big John Bariatric Toilet Seat has been designed specifically for use by larger, heavier or bariatric users and as such the Big John has a maximum user weight of 380 kgs (60 st).The bariatric toilet seat itself, has a surface area that is approximately 75% larger than a standard toilet seat that is nicely contoured to provide the user with a safer more comfortable experience when using the toilet. It is slightly higher than a standard seat, with a raise of 1.5 inches (3.8cm). Made from very strong, durable, ABS plastic, the Big John Bariatric Toilet Seat is very easily installed to a regular toilet using its fixings and hinges and is supplied complete with its own toilet lid to ensure it is as unobtrusive as possible.