**Brand New In Box** Tommee Tippee Closer to Nature Bottles 4pk breast like bottle with anti colic valve 5oz Anti-colic: Closer to Nature nipples feature an innovative anti-colic valve which prevents excessive air from getting into your baby’s milk, helping to reduce the symptoms of colic Natural latch: Our bottle nipples are made from soft silicone and have a special breast-like shape that encourages a natural latch and prevents nipple confusion when switching between breast, bottle and back again Natural pace: The soft silicone nipple flexes and stretches like mom and allows your baby to feed comfortably at their own pace Most recommended baby bottle*: 95% of moms would recommend Tommee Tippee Closer to Nature bottles** 100% leakproof: When the screw ring, nipple and cap are all secured, your baby bottle is completely mess-free and leakproof, even if it’s turned upside down or shaken