PlayMais is the crafting sensation from Germany. Made from corn, water, and food coloring it is 100% safe, natural, and biodegradable. Just use a little bit of water on the included sponge to stick them together, or to paper, cardboard, laminate, and glass. PlayMais can be squeezed, cut, and rolled to be formed into any shape guaranteeing endless imaginative and educational fun! Can be used with outlines for 2D activities or to make 3D creations. The PlayMais Basic Large includes 700 PlayMais, knife, sponge, and instructions. Details: Includes assorted colors 700 mosaic pieces 100% safe, natural, and biodegradable PlayMais can be shaped into any shape and will stick to each other and most smooth surfaces Made from corn, water, and food coloring Promotes and develops creativity and fine motor skills Includes sponge, knife and instructions