Robust Auto-Return Cylinder: The gas cylinder has passed the 120,000-cycle safety test.Durable Castors: The castors have undergone over 100,000 rigorous cycles of endurance testing, ensuring long-lasting performance for your peace of mind.Heavy-Duty Star Base: The five-star base has passed the static pressure test of 1,136 kg for 1 minute without breaking.Specifications:- Colour: Cloud White- Material: Velvet, PU (Polyurethane) Leather, Foam, Steel, Nylon- Overall Size: 23.6"D x 23.6"W x (31.5"-35.4"H) (60 x 60 x 80-90 cm)- Seat Height: 18.5"-22.4" (47-57 cm)- Seat Size: 17.8"D x 16.5"W (45 x 42 cm)- Backrest Height: 14.6" (37 cm)- Total Thickness of the Cushion: 4.7" (12 cm)- Thickness of the Upper Cushion: 2.8" (7 cm)- Product Weight: 18.1 lb (8.2 kg)- Max. Static Load Capacity: 242 lb (110 kg)Package Contents:- 1 x Office Chair- 1 x Accessory Kit- 1 x InstructionsNotes:- The cushion and fabric cover are not removable or washable.