Take-n-Play Charlie engine will be a great addition to your Thomas the train collection. Made of durable die-cast metal with magnet connectors that connect either way. Perfect for Take-n-Play portable fold-out playsets. This Charlie die-cast metal vehicle works with Fisher-Price Take-n-Play and Learning Curve Take Along sets. Made by Fisher-Price who are well-known for quality control in product making. Confirms to the safety requirements of ASTM F963. Recommended for ages 3 and up.