These habico cotton balls will give extra dimension to your craft projects however you choose to use them they are fantastic for a wide range of uses so let your imagination run wild these cotton balls can be painted or decorated in numerous arts and crafts materials not only that they can be used as a base for clay modelling and paper mache and can be very useful in schools for demonstrating everything from molecules to planetssize 20 mm11 packperfect for use as a base for clay and pap