Perfect for baby's little hands. Easy for baby to hold. Kinder-Grip Bottle: Unique design and compact shape make it perfect for little hands to learn to hold and control; Stays within baby's reach because the flat sides prevent bottle from rolling away; Has a leak-proof, snap-fit cap to prevent leaking; Is made from clear, break-resistant plastic, which is boilable, easy to clean, and dishwasher safe; Has helpful, easy to read ounce and milliliter markings to ensure you are feeding baby the right amount of liquid. Kinder-Grip Nipple: Is made from clear medical grade silicone, which makes it easy to clean; Is designed so it feels soft and comfortable in baby's mouth.