The original concealed magnetic timber picture helpers by Second Scout® are:
Durable and easy to wipe clean | Made from sustainably sourced rubberwood | Printed & sealed with a non-toxic finish
Not suitable for children under the age of 3 years. This product contains small magnet(s). Swallowed magnets can stick together across intestines causing serious infections and death. Seek immediate medical attention if magnet(s) are swallowed or inhaled.