Frame made from bent, powder-coated or chrome-plated circular steel tube. Upholstered and non-upholstered chairs and armrest chairs are available. Model 31415 has an extremely stable cross-strut between the skids.

Seat shell made from double-walled, structured polypropylene (LuPo) for comfortable seating with air cushion effect in the non-upholstered models. The shell is manufactured with a concealed frame attachment. Optionally with a taut, all-round fabric cover (Soft).

Equipment and options. Glides for hard or soft floors or 2-component universal glides. Optionally available with table edge protection for piggy-back chair mounting.

The following material groups are available to choose from: Frame made of steel tube: M1,(chrome-plated); Seat and backrest: C1,(white); Fabric cover: S51,52,74,78,79,80.