The Unico Plus Bucket Set contains 250 building blocks in different sizes and colors and offers children endless scope for creative and imaginative building. Unico Plus blocks are manufactured in ITALY from high-quality plastic. The lid of the tub also includes a large base plate for building. When playtime is over, the building blocks can be easily stored away in the plastic box . The building blocks can be washed at 40° in a fabric bag on a gentle wash cycle in the washing machine.