The Philips Avent Natural Bottle Dome Caps set of 4 are designed specifically for use with wide neck bottles. Made by the trusted brand Philips Avent in England, these clear dome caps feature a no-nipple design for a secure fit. Perfect for baby feeding, these dome caps are convenient and easy to use, providing a leak-proof seal for on-the-go use. Ideal for parents looking for a reliable and practical solution for bottle feeding their baby.