Amazon.com : KittyGoHere Cat Litter Box, Beach Sand Color, Large Size, Durable & Pet Safe Kitty Litter Box, Indoor Open Top Entry Cat Litter Box, Comfortable for Cats with Special Needs :
Cats with disabilities can adventure, too – Adventure Cats
Handicap Accessible Litter Box For Cats, Litter Box For Senior Cats Too! - YouTube
7 Tips on How to Make a Litter Box Smell Better | Modkat