Sized just right for tiny hands, our safe and durable Isla the Mermaid Silicone Teether Set helps soothe baby and provide tactile stimulation for sore gums. Designed for 3+ Months and only to be used with adult supervision. Size (inches): 4.00 w x .375 d x 3.00 h Design Features: * Each teether has a variety of textures that make it fun for baby to explore * Can be refrigerated or frozen to further soothe sore and aching gums * The uniquely designed set of two makes for a great new parent gift * Lightweight, freezer safe * Food Safe: non-toxic, lead-free, PVC-free and phthalate-free 100% FDA Approved Silicone Care: * Wash and rinse well before first use * Dishwasher safe, top rack only * Inspect teether before each use and replace when damaged or worn