Chair pad that helps kids improve focus and reduce anxiety with gentle, calming movement. Soft 5-3/4cm (2-1/4") bumps provide quiet sensory stimulation that supports posture, core strength, and self-regulation. Measures 32cm L x 28cm W (12-1/2" L x 11"W). Use on chairs or the floor. Non-slip and easy to clean. 200lbs. weight capacity.