4 Pack Tegu Magnetic Wooden Speed Wheels NEW System Accessory: The Speed Wheels integrate seamlessly with an existing set of Tegu Blocks to mobilize any creation for hours of fun. Brilliantly simple and premium heirloom-quality toy that will last for generations Curiously attractive and perfect for those seeking toys supporting open-ended and unscripted play Naturally safe: no lead, no plastic, non-toxic, water-based lacquer finish, no small parts Origin: Designed in the USA, purposefully made in Honduras from sustainably sourced hardwoods