Enjoy all-day support for your head and back with this Realspace Lenzer task chair. The mesh fabric offers breathability, while the adjustable height makes it easy to customize. A swivel function and smooth rolling casters let you easily reach assorted items, and the waterfall seat cushion enhances comfort. This Realspace Lenzer task chair has fixed armrests to support your torso and shoulders. Adjustable height for easy customization. Weight capacity tested to support 275 lbs. Assembly required. GREENGUARD certified - certified for low chemical emissions: UL.COM/GG - UL 2818. Ranked in two tiers: Certified and Gold. Forest Stewardship Council (FSC) certified - made from wood/paper that comes from forests managed to rigorous environmental and social standards, supported by the world's leading conservation organizations. ANSI/BIFMA Compliant - This product has been tested and verified for compliance with rigorous performance requirements and safety standards related to specific furniture products. Leadership forestry - from forests or sourcing programs that meet specific environmental standards, helping you support practices that better protect forests and the environment. Less harsh chemicals - made with fewer harsh chemicals, or safer chemicals than typical alternatives, helping reduce your use of and exposure to substances that may be more harmful to your health and the environment.