They feature classic neutral colors and are made from 100% food grade silicone. Marlowe & Co's stacking rings can help develop fine motor and gross motor skills and are an excellent first educational toy. They can be used as a teether as the textures of the rings provide teething relief. This set is a perfect gift for a baby boy or girl.

Features: ~ 100% food grade silicone ~ BPA Free, PVC free, Phthalate free, Lead free ~ CPSC tested to ensure compliance and safety ~ Dishwasher Safe ~ Stacked they measure 5.5 inches tall ~ Ages 6 months + Adult supervision is recommended.