Our teethers are out of this world! Made with the softest silicone and natural birch wood that is sourced from the US. This teether is perfect for tiny fingers and soothing those sore gums. • Suitable for ages 4+ months • Does not contain PVC, BPA, Phthalates or other toxic materials •;Complies with applicable ASTM, CFR; EU standards ;Clean with mild infant safe soap or a wet wipe.