Relieve baby’s sore gums and introduce early sensory skills with the Baby Einstein Ocean Explorers Cool Critters Teether Toy Set. This colorful set of 4 large, textured teethers soothes sore gums and promotes sensory discovery as baby explores each animal-shaped soother. Easy to-grasp set includes 2 water-filled, chillable teethers for cooling relief and 2 textured teethers that link the set together. BPA-free. Wipes clean.