The Amstyle Apollo A1 office chair with mesh backrest offers outstanding ergonomic comfort and numerous adjustment options to meet individual needs. The 3D-adjustable armrests can be adjusted in height, width and depth, providing optimum support for arms and shoulders. The breathable mesh backrest ensures pleasant air circulation and prevents excessive sweating, even during long periods of sitting. Thanks to the synchronized mechanism, the seat and backrest move in sync with each other, providing optimum support for the spine in any sitting position and promoting a natural sitting posture. The lockable backrest can be fixed in various positions to maximize individual comfort and enable perfect posture. In addition, the chair has an adjustable rocking mechanism that allows the user to fine-tune the tilt resistance according to their personal weight and preferences.