This TC Office Panther Heavy Duty Leather Task Chair has been tested and approved by a qualified physio, to allow up to 24 hour usage and to provide ergonomic support in continuous working environments. The featured high ratchet back has a built in neck support with decorative stitching and thick foam cushioning to increase comfort levels throughout the day. A heavy duty mechanism with independent controls allows the user to select their own preferred choice. The sturdy gas lift is built for 24 hour use and can accommodate a maximum weight of 152KG. . CH1101. Physio approved . High ratchet back for neck support . Sculpted seat in thick foam. Heavy duty mechanism with independent controls. 5 star base with castors. Suitable for up to 24 hour use. Suitable for users up to 152KG. Tested to BS 5459 (2000) Part 2 certification. Approximate dimensions (mm) H 860 W 575 D 550. Weight 8KG*Self Assembly Required*Please note that this product is delivered direct from our supplier and may take a little longer to arrive