Details: These small size pit balls are great for filling bounce houses or ball pits. You can easily clean these with soapy water. Made of plastic and filled with air these are ideal for both indoor and outdoor games. The lightweight quality of these balls makes them good for pitch and catch games as well. 2 1/2" Diameter. Sold 50 balls per bag. Use these small pit balls at your next School carnival or playing event. Product Highlights: Air filled pit balls, Cleans up with soapy water, Size 2 1/2 in. Diameter, 50 per bag, Ages 3+.