Material: Base - Plastic Seat cushion - Polyurethane foam Seat cushion fabric composition – Polyester(100% Trevira cs) Finish / Colors: Seat cushion: Green Black (5313 Step Melange), Grey Black (5315 Step Melange), Grey (5316 Step Melange), Dark Blue (5317 Step Melange), Dark Grey (5329 Step Melange), Black (5300 Step) Back Mesh: Black Features: - Base: 5-star - Black Mesh Backrest - Sliding seat - Castors for soft floors - 4 position lock - 2D-Function armrests - Gaslift with integral damping facility - Point synchromatic balanced mechanism with instant response tension adjustment - Integrated function buttons and instant response tension adjustment - Upholstery is applied using an adhesive free process - Seat Cushion: Gabriel Step/Step Melange Fabric Size: Without Headrest: Width: 70 cm Depth: 68 cm Height: 109 cm Seat Height: 40 - 52 cm With Headrest: Width: 70 cm Depth: 68 cm Height: 125 cm Seat Height: 40 - 52 cm Lead Time: 3 - 4 weeks.