The T-Stool is a tool to help develop balance and coordination. Its focus is the vestibular system, aiding in helping someone be able to sit still and/or develop a sense of balance. It can serve several needs in home, school, or clinic. The T-Stool is hand-crafted and made of 100% Baltic Birch to be sturdy and long-lasting. It is adjustable from 11" to 16"