FUF1000 Features: * Dynamic Seating Cushion * Improves attention span and focus while sitting for longer periods of time * Great for all ages * Great for classroom use and perfect for kids who seek constant movement * Promotes active seating and works on developing good posture * Eases back strain resulting from prolonged sitting * Seating cushion is great to work on balance training * Smooth surface on one side and a softly molded circular pattern on the other * Increase or decrease the amount of air inside for the perfect seating arrangement and to fit different sizes Construction: * Sturdy solid construction