Catalogue number: TWCC-BK Features: ● Reduces strain on the lower back and straightens the spine. ● The part that rests on the ischial bones can be removed to turn it into a round seat chair. Specifications: ● Upholstery: Seat width (mm) ● Color: Black ● Seat width (mm): 460 ● Seat depth (mm): 420 ● Seat height (mm): 445-465 ● Seat height adjustment function: Gaz adjustment type ● Armrests: No ● Estimated assembly time: 19 minutes per person ● Ventilation holes in the thigh area to prevent stuffiness Materials/Finish: ● Seat and back: Polyester sponge ● Legs: Engineering plastic resin molded product + nylon double wheel casters
