These balls are perfect for use in the trigema ball pool and are made from 100% bioplastic derived from corn starch and sugar cane. The food-safe materials, which are antibacterial and free from harmful chemicals such as BPA and PVC, leave a small carbon footprint and are 100% recyclable. So nothing stands in the way of carefree fun - especially as this is guaranteed in the long term thanks to the child-safe and hypoallergenic balls, which are more durable than conventional plastic balls! The ball set contains 200 balls.