The chair can lock every 90°, it is safer and more stable, so you don’t have to worry about losing control when rotating. It can be rotated 360°, so the elderly can easily leave the dining table when sitting on the chair. There is no need to push the chair handle back or move it out. The four casters under the chair legs are equipped with independent locks, which can lock the entire chair. There are footrests at the legs of the chair, making users sit more securely. Spacious seat cushion and backrest, more comfortable and stable Suitable for those who are weak and have difficulty standing Passed JIS standard strength/durability test