-90°-170° adjustment for different needs-Use the ring to unlock and lock the desired angle for safety-Provide you with a comfy sitting experience with 4" thickened cushion-The cushion cover is detachable and washable for easy cleaning-The durable fabric is breathable for sitting and quick-drying outdoors-Heavy-duty metal frame for 440 lbs strong bearing capacity-Non-slip foot pads for ground protection and extra stability-Immediately adjust to your body's weight with durable bungee elastic cor