The Nanobebe Flexy Bottle Handles are designed with easy-grip ergonomic handles for a comfortable feeding experience. Made from BPA-free plastic, these specialty bottles are suitable for newborns and infants with a slow-flow nipple for measured liquid flow. The set includes two grey handles, perfect for transitioning from bottles to sippy cups. With a capacity of 9.0 ounces, these dishwasher-safe handles are a convenient and safe option for parents looking for a reliable feeding solution for their little ones.