Our Wiggle Proof socks are a parents best friend! Their soft, stretchy design keeps them held gently in place right where they should be, on babys feet! We use STANDARD 100 by OEKO-TEX certification on products tested in an independent laboratory against a list of more than 400 harmful substances, including PFAS. This pack includes 12 pairs of Wiggle Proof socks in a green, purple, and pink color scheme.