Rubermaid Makes them and the demensions are: A757-C0 Folding Seat Cane A comfortable seat when open, it becomes a sturdy support cane when closed. Cane length: 35.5" (90.2cm) Seat size: 8.5" diameter x 17"H (21.6cm x 43.2cm) Weight capacity: 250 lbs.(113.4 kg) Tip size: .75" (1.9...