This product was independently tested for harmful substances according to the strict global criteria of OEKO-TEX® STANDARD 100 | www.oeko-tex.com/standard100
I bought three pair. My grandchildren are 2, 4, and newborn. They were thrilled to have matching pjs that matched their new brother. Sizing was perfect, Love the blue and the Bunny got them excited for Easter to come. Their mother was thrilled.