This is the EDISONmama Kamicami Baby Banana Ring. It can be used from around 3 months of age and can be sterilized in the microwave, with liquid sterilizers, or by boiling. It's an easy-to-hold ring type with a peel design to prevent choking, so you can bite anywhere. You can enjoy various textures. [Brand] EDISONmama [Product Name] Kamicami Baby Banana Ring [Target Age] Around 3 months and up [Sterilization Methods] Microwave, liquid sterilizer, boiling [Condition] Unused [Color] Yellow系 (Yellow-based) Thank you.