User manual: First knead - then Paint. Knead your own sidewalk chalk into your favorite shape. Extra supple, easy to knead, mixable, does not stick to your hands. Opened packaging should be stored airtight in a bucket - then this modelling material can be reused. Slightly dried material becomes supple again when it is moistened. Contains IPBC for in-can preservation. May produce an allergic reaction. Keep all information relating to this product for future reference. WARNING! - small parts. Choking hazard!