1.Designed specifically for children's ergonomics 2.Perfect for doing homework and studying to arts or video games 3.Upholstered seat and backrest cushion; 4.Adjustable height and backrest and seat depth for a growing child 5.Unique curved shape provides critical lumbar support and encourages correct posture 6.Weight brake castors provide more security for children; 7.Rotated/non-rotated optional;(only by changing gas lift) 8.Disk base can be as a storage for kids¡¯ shoes or backpack etc. 9.Anti-microbial fabric. 10.Breathable covers and pre-shaped pu cushion could provide you the best comfortable experience. 11.Disk base can be as a footrest to provide more relief for user¡¯s thigh. 570*270*570mm