Its primary features are two pieces of a durable material, attached as back and seat to one another at a 90° or slightly greater angle, with usually the four corners of the horizontal seat attached in turn to four legs or other parts of the seat's underside attached to three legs or to a shaft about which a four-arm turnstile on rollers can turn and strong enough to support the weight of a person who sits on the seat (usually wide and broad enough to hold the lower body from the buttocks almost to the knees) and leans against the vertical back (usually high and wide enough to support the back to the shoulder blades).
Dimensions for this product is as follows: 770mm High x 550mm Width x 1540mm length
