Crazy Aaron's Thinking Putty is made in the USA. Thinking Putty is made and manufactured entirely in the USA from top-shelf materials sourced from industry-leading vendors. We take product purity and regulatory compliance very seriously. We are certified compliant with ASTM F963 and EU standards EN 71 Parts 1, 2 & 3 which cover tests for toy safety. Our product is CPSIA-compliant with all regulations.Thinking Putty...