The Sihoo M18 is an ergonomic office chair that offers maximum comfort and support. The chair is equipped with a W-shaped seat, a breathable mesh backrest and double lumbar support. It offers effortless ergonomic comfort and is an excellent choice for adaptable and healthy sitting. The seat of the Sihoo M18 chair is made of high-quality foam and is shaped like the letter W, providing an extremely soft and comfortable seat. The backrest of the chair is made of breathable mesh material, which promotes excellent air circulation and prevents sweating and discomfort, especially in hot weather. This feature ensures a cool and comfortable sitting experience. The lumbar support can be easily adjusted both vertically and horizontally, ensuring perfect support for your spine and continuous comfort. The Sihoo M18 allows you to keep your arms relaxed and comfortable while working. In addition, the armrests can be adjusted to the desired height. The chair's headrest can be adjusted vertically by 10 cm and rotated 45°, providing customisable support for your neck in different positions.