The Yellow Duck has Two Hardness for Different Teething Ages:
It is a pacifier teether with soft nipple shape for early age sucking & biting need. Harder textures on handles are for teeth eruption period, to relieve teething itch and pain.
Light Weight and Handle Design Makes it Easy for Baby to Hold: Only weights 39g, a very small baby is able to hold paint of The Eyes Are ALso Liquid Silicone: no worries that baby may bite the colours off. 100% safe on the whole product, it is 1 piece injection product, impossible of any part be bitten down. The whole product is made of BPA free food-grade silicone, freezer &dishwasher safe.
Soft, Flexible and Durable: Baby can practice muscle of little hands by pulling to handles to 2 directions.