Some professions require specific support and guidance. The LEAD ERNEST 24/24 DYNAMIC was designed and developed to meet these demanding requirements. This is why the ERNEST 24/24 DYNAMIC is filled with high resilience foam to resist over time, adapting to the various pressure zones and the morphology of your body. Its backrest incorporates an adjustable lumbar support, SCHUKRA™ system, initially developed in the aviation and automobile sectors, to guarantee maximum comfort and support. This ergonomic office chair meets the most extreme requirements of all those who must, at their workstation, remain particularly attentive over extended periods. NF Office Excellence Certified for its manufacturing quality, technical and environmental performance, it is handmade in France, in our factory in southwest France.