Transparent plastic building blocks piggy bank is perfect for kids to save their coins in a fun way. The PS plastic material is safe, firm, and non-irritating for children. It is not only a piggy bank but also a building block toy for children to have more fun. The translucent design allows you to see inside the storage. Print your logo on it. It is fun to use for schools, banks, and family events. Stackable block bank with twist off cap at bottom.