Farm with Animals Set of Iwako Japanese Puzzle Erasers. Set includes a barn, silo, cow, pig, tree, fences and grassy foundation. Iwako has been making erasers in Japan for over 40 years. Each eraser is designed and its mold is made by skilled craftsmen. Every Iwako eraser is hand finished and assembled in Iwako's factory in Japan. Super cute erasers are made with recyclable non-PVC material, lead and phthalate free. Can be taken apart and reassembled like a puzzle. For ages 3 years old and up.