This highly attractive crystal-clear sensory liquid set contains three cylinders made from high impact plastic containing a sparkling water and glycerol-based liquid, one of each in gold, silver and blue. When turned upside down or shaken the glitter storm swirls then suddenly slows, providing a captivating and fascinating resource for quiet focus. Ideal for inspiring curiosity, developing creative language and understanding simple scientific principles. Ingredients The liquid used to create this set is made from: Water (CAS 7732-18-5), Glycerol (CAS 56-81-5). All materials used in the manufacturer of our sensory liquid products are within the permissible limits set by the European Classification, Labelling & Packaging Regulations (CLP 2008).