Standard * Unique Hinged Design Allows It To Be Raised And Lowered Like A Regular Toilet Seat * Uses Existing Toilet Seat And Lid * Offers All The Comfort And Convenience Of An Elevated Toilet Seats But With A Hinged Benefit * This Model Features A Seat Riser Made Of Two Parts That Are Hinged Together Allowing The Ring To Be Lifted In The Same Manner As A Regular Toilet Seat * The Seat Is Installed Using The Existing Toilet Seat And Lid And Doesnt Change The Appearance Of The Toilet * It Elevates The Seating Position By 4 For Easy Sitting And Rising * The Hinged Feature Makes Cleaning As Easy As 1-2-3 * Hardware Kit Included * Weight Capacity Is 300 Lbs *