Wood Tripod Stool with Backrest, 1960s France For Sale at 1stDibs | first chair ever made, tripod chair with backrest
Preferred Nation Tripod Stool seat with backrest. Collapsible, Lightweight, and Portable with Built in Shoulder Carry Strap (Set of 2) : Amazon.co.uk: Sports & Outdoors
Tripod Hunting Stool, Hunting Chair w/Backrest, Black Sierra Lightweight Folding Stool, Small Camping Chair w/Cupholder, Foldable Fishing Chair, Heavy Duty Steel Frame Hunt Chair Supports 225 LBS : Amazon.co.uk: Sports & Outdoors
DEERFAMY Camping Tripod Chair, Tripod Stool with Backrest, Portable Lightweight Chair with Carry Bag, Cup Holder for Beach Fishing Golf Travel Outdoor Lawn, Blue : Amazon.co.uk: Sports & Outdoors