Eurotech Seating 24/7-BLKDOVE offers ergonomic comfort and customizable support for prolonged sitting. With its adjustable backrest and seat height, you can find the perfect position to reduce fatigue and promote good posture. The ratchet back height adjustment allows you to lock the backrest in multiple positions, while the forward tilt lever lets you recline the seat for added comfort. The tension control knob enables you to adjust the resistance of the backrest's recline, ensuring a personalized seating experience.