Merax Ergonomic Series Lunch Break Office Reclining Mesh Chair (Black) Adjustable headrest and armrests to give your head and arms customized support 130 degree reclining ability with safeguard tilt locking mechanism S-Curve backrest design to prevent uncomfortable backaches; ergonomic lumbar support to maximize comfort during long periods of sitting Built-in leg rest for extended leg comfort and complete relaxation; breathable mesh fabric in pigmented colors Seat adjuster to accommodate a variety of heights; durable chrome finish supportive wheel base for easy maneuverability