The Tommee Tippee x4 bottles with anti-colic value are a set of baby bottles designed to reduce colic in infants. The slow flow teat and anti-colic value make them suitable from 0 months, catering to the needs of newborns. Made from BPA-free plastic and featuring a silicone teat, these bottles are both microwave-safe and designed to mimic the breast-like shape. With a capacity of 260ml/9oz, this standard-sized bottle set in clear is a convenient and safe option for feeding your baby.