Grow your colourful crystal in the container provided. It's a fun sparkling chemistry experiment. Includes 3 coloured crystal seeding mixtures, producing a fully grown crystal measuring 4cm x 5 cm, with many different colour possibilities. Contains 1 Large bag with crystal base compound 3 Small bag colour seeding mixture (Blue, Red & White) 1 Clear container with cover 1 Spoon and detailed instructions. Chemical components from Belgium and Australia, packed in Hing Kong