An array of monsters happily howl, growl and roar while mixing primary colors to make new shades and hues that enable small, grey monsters to transform into big, colorful monsters. By the author of the digital children's book app, A Present for Milo. 40,000 first printing.
※因拍攝略有色差，圖片僅供參考，顏色請以實際收到商品為準※