Specifications: Material: - Backrest cover: Polyester Mesh - Seat cover: Polyester Cloth - 5-star base: Steel - Armrest rod: Metal Size: - Overall height: 117-126.5 cm - Overall width: 64 cm - Overall depth: 55 cm - Seat height: 45-54.5 cm - Seat width: 51 cm - Seat depth: 50 cm - Armrest height from seat: 22 cm - Backrest height: 65 cm - Castor diameter: 50 mm - Castor stem diameter: 11 mm - Base diameter: 66 cm - Colour: black - Gross weight: 15 kg - Maximum load capacity: 150 kg Package Contents: - 1 x Mesh Chair - 1 x Hardware fitting bag - 1 x Instruction (EN, DE, FR, ES, IT)Notes:- Separate castors are available for sale.- It is suggested to not use an office chair exceeding 8 hours per day. Features: Optimal Comfort - The seat padded (51 cm wide by 50 cm deep) with high density sponge is soft and will not deform from long-term use; using breathable mesh, the ergonomic backrest (65 cm high) with lumbar support takes the pressure off your lower spine; upholstered headrest provides