Structured Ergonomic Comfort S-curved backrest, U-shaped seat, and dense cushions offer support and reduce strain during extended use. Adjustable Armrests Flip-up armrests improve space efficiency and adapt easily to different desk or gaming setups. Tested for Quality BIFMA-certified components, including a gas lift that supports up to 275 lbs, a sturdy metal base, and smooth casters, ensure stability and safety. Durable and Easy to Clean Finish Scratch-resistant PU leather with detailed stitching resists wear and wipes clean fast. Adjustable for Personalized Comfort - Features height control, tilt tension, and 360 degree swivel to match your preferred sitting position. FSC-Certified - Inside the cushion, the support structure is made from FSC-certified wood.