Adjustable Rattan Chaise with Wheels, Germany, 1920s-1930s

A height-adjustable chaise longue with two wheels, made of a bent rattan frame with woven rattan.
The backrest can be placed in seven different positions. In the lowest position, the chair is 49 cm high and in the highest it is 100 cm. The length of the chair in those positions is respectively 193 cm and 149 cm.