Standard Hinged Toilet Seat Riser 3.5 inch (RMB32200)

The Standard Hinged Toilet Seat Riser is ideal for easy cleaning. Fits most standard round toilet seats adding 3.5" of height, making it easier for individuals with mobility difficulties to sit and stand. Installs quickly and safety between your toilet bowl and existing seat.
http://www.mycarehomemedical.com/standard-hinged-toilet-seat-riser-3-5-inch-rmb32200/