● Allows children to rock and swivel in all directions and keep them active● Engage and train children's core muscles for stronger and healthier backs● The backless design ensures children maintain good postures when sitting on it● Movements on this stool relax the right side of the brain leading to better concentration● Especially good for kids who are diagnosed with ADD ADHD and Autism● The octagonal-designed seat is engineered for a better sitting experience● Materials are harmless to human health and environmentally friendly● A steady and sturdy structure for long-term use● Silicone material cover is for a cool and comfortable seat● Embossed bottom increases friction to ensure children's safety and allows them to sit comfortably in any position● Adjustable height from 16.5'' to 24'' suiting children from age over 7● Fully assembled and no assembly required