Force 3.7 Yellow Gaming Chair Specifications . Tilt adjustment. Yes. Backlight. No. Seat type: Soft seat. Wheel diameter. 5 cm. Seat color. Yellow. Armrest type: Soft armrest. Control type: Lever. Transport wheels. Yes. Basic color. Black/Yellow. Neck relaxation pillow. Yes. Product type: Gaming chair. Number of wheels. 5 pcs. Armrest. Yes. Wheel material. Rubber/polyurethane (PU). Ergonomic design. Yes. Adjustable backrest. Yes. Backrest color. Black. Backrest color. Yellow. Height (min). 107.5 cm. Seat width. 47 cm. Product width. 600 mm. Height (max.). 116.5 cm. Quantity: 1. Lumbar cushion. Yes. Headrest. Yes. Width. 730mm. Length. 300mm. Height. 580mm.