Grip and back support baby to sit on. A reusable seat to cover avoid skidding. Hand grips helps babies to sight tight. A front guard keeps legs straight down and avoid splashing water.
It helps a potty seat combine with adult size toilet.
It protects from scratch marks and skidding.
It helps babies to get accustomed to the adult size toilet in their early ages.
Most potty training gadgets require their legs wide open when toileting. Pottis helps babies toileting with their legs closed.