Construction ergonomics, high standards and modern design make this seat anatomical and relaxing, durable for long hours of daily use in the office and at home. Technical specifications: * Tilt mechanism / reclining back: The seat follows the inclination of the body back and forth, offering complete freedom of movement, but also ergonomic support of the waist and spine. * Adjustable height: Ability to adjust and "lock" the seat in the appropriate ergonomic position, depending on the height of the user. According to the correct ergonomics the legs should form a right angle 90o with the floor. * Durable frame: Mounted on a pentagonal base of high strength polypropylene. Mesh Fabric: Mesh fabric lining on the back that allows air circulation and prevents sweating of the body, is offered in black color. * Neck support: With adjustable headrest adjustable to different positions, supporting the long use of the seat and ensuring relaxation and support of the user's neck. * Design of the back that follows the spine for greater anatomy.