This is the Krapp Strapp: a handy tool that helps you take care of business in the woods more comfortably. It is suitable for men and women and has 2 pocket for toilet paper and other necessities. It has a nylon tree strap with 400lbs capacity. It has an adjustable waist strap.
The Krapp Strapp is designed reduce the strain on the knees and thighs.
[where to get it]