Help a few kids stay more focused with a Wobble Cusion! 

https://www.amazon.com/Trideer-Inflated-Stability-Elementary-Classroom/dp/B07CTDSKVY/ref=sr_1_3?crid=2C8QCNPDQR06M&keywords=wiggle+chair+cushion&qid=1552495783&s=gateway&sprefix=wiggle+chair%2Caps%2C186&sr=8-3

* Improves energy levels for ACTIVE LIFESTYLE, Strengthen the CORE STABILITY muscles to RELIEVE NECK and BACK PAIN
* Used as a WIGGLE SEAT to provide SENSORY INPUT, effectively help CHILDREN STAY FOCUS and SIT STILL
* PERFECT FOR ELEMENTARY SCHOOL & HOME & OFFICE: 34cm Wobble Cushion Diameter -34cm/13.4inch , Height-7cm/2.8inch, The maximum weight limit is 450 lb. Available in multi-color and includes an easy-inflation pump