Raising a master builder who never seems to have enough CitiBlocs? Then you need this CitiBlocs folding storage bin. Lightweight, made of safe, phthalate free non-woven poly fabric, and decorated with a vibrant CitiBlocs city theme. Safety tested and designed exclusively for Citiblocs. Bin is available on its own ($19.99), or with 500 CitiBlocs in assorted colors. Price of bin with 500 blocks is $129.99.