This is a soft saucer (a soft sponge material frisbee) from Borne Lund. It was purchased from the Borne Lund official website. The following is an excerpt from the product page: [Product Name] Borne Lund Volley Soft Saucer [Color] Yellow [Product Description] A soft material sports saucer that can be enjoyed by children and adults. Soft, safe material (polyurethane) that doesn't hurt when hit. Features a special non-slip coating called "elephant skin." Size: Diameter 25cm, Thickness 3cm Country of Origin: Germany Age: 3 years and up A light and soft saucer (flying disc) made of sponge. It wrinkles when squeezed and returns to its original shape when released. Let's play catch with it, like a catchball game, with your child. It doesn't hurt at all when hit, which can alleviate a child's fear when catching the saucer, leading to interest in physical play and improvement.