Stylish and ergonomically designed sit standing stool to keep you active all day 2 in 1 as you can adjust the height to a perfect sitting height similar to an office chair but also to a perfect standing support height Tested and recommended by the German IGR Institute for Health and Ergonomics, according to DIN 26800 EN ISO 15537 - also TÜV and GS certified Rounded base encourages you to rock and swivel to strengthen your back Easy to adjust the height between 46 -79 cm with red release buttons for safety Stool remains strong and stable at any height and supports up to 110kg Lightweight design making it easy to move from room to room Ergonomic seat is made from durable, 3D air mesh-covered foam for added comfort Non-slip base to keep the stool secure and protect your floors Plastic free packaging The Leitz Ergo Cosy range combines style with premium quality to create a healthy and active work environment The Leitz Ergo Active Sit Stand Stool allows the flexibility to move between sitti