Introducing the teknik office ergo plus 24 hour ergonomic executive operator chair, engineered for enduring comfort and peak performance. This chair boasts a certified design for continuous 24 hour use, supporting up to 24 stone, making it an ideal choice for demanding professional environments.experience unparalleled support with its anti shock function and a sophisticated 5 position back and seat synchronisation. Tailor your comfort with the adjustable lumbar support on the backrest, versatile back height adjustments, and a supportive headrest, ensuring optimal posture and well being throughout your longest days. Its robust construction and ergonomic features combine for a truly exceptional seating experience.features and benefitscertified for 24 hour use enabling prolonged comfort and supportrated to 24 stone offering robust weight capacity for peace of mindstylish integrated headrest enhancing neck comfort and supportfully synchronised seat and back promoting natural movementanti shock function preventing sudden jolts for user safetyadjustable lumbar support on backrest providing personalised back reliefspecificationsdimensions seat height 520 620mm, seat width 480mm, back height 510mmassembly status self assembly requiredweight 22.5kg