The portable, easy-to-use Vestibular Wedge by Cando is 1 versatile piece of equipment. Often used in classrooms and at home by children with sensory disorders, the Cando Wedge helps eliminate fidgeting by fulfilling the need for a sense of movement. Used as a seat cushion, the Vestibular Wedge helps improve motor skills, balance and coordination. It promotes a correct, active sitting posture in the hips, spine, shoulder and neck, as well as helps remove the pressure associated with prolonged periods of sitting. One side is pebbled, the other is smooth. Inflate to your personal level of comfort, and place the Wedge underneath you or behind your back for support. It?s easy-to-clean and available in 2 sizes.