The walkstool comfort 45cm18in is for people who like to feel very comfortable when they sit down the seat is approximately 40 bigger than a normal seat for a three legged stool the walkstool comfort 45 has telescopic legs which enables the walkstool to have two seating heights with and without extending the legs walkstool is a unique product no other stool fulfils all these requirements at the same time it should stand steadily three legs be comfortable to sit on for long periods