Scientifically proven to keep gas away from baby's tummy, with a vented wand to reduce feeding discomfort. Less gas, less stress, more sleep. Patented vented wand, to draw air away from baby's tummy Silicone teat that flexes and stretches like a nipple Speedy self-sterilising, in just three minutes in the microwave 100% leakproof (even when it's turned upside down) BPA free What's included: 2 x 150ml Advanced Anti-Colic Baby Bottles, 2 x 260ml Advanced Anti-Colic Baby Bottles, 2 x Medium-Flow Teats, 2 x 0-6 month nighttime soothers, 1 x bottle and teat brush. Innovative anti-colic technology: Our patented vented wand keeps air away from milk, meaning less air is ingested for a proven reduction in colic symptoms. Natural latch: Our bottle teats are shaped to encourage a natural latch, reducing air intake and preventing nipple confusion when switching between breast, bottle and back again. Self-sterilising: Tommee Tippee Advanced Anti-colic bottles can be easily self-sterilised in the microwave in just three minutes. Pace feeding: The soft silicone teat flexes and stretches like a breast and allows your baby to feed comfortably at their own pace. 100% leakproof: When the screw ring, teat and cap are all secured, your baby bottle is completely mess-free and leakproof, even if it's turned upside down. Customer Review = 4.7. Newborn Starter Set: 2x 150ml and 2x 260ml Advanced Anti-Colic baby bottles, 2x medium flow Advanced Anti-Colic teats, 1x bottle & teat brush, 1x 0-6m Anytime soother. Proven to reduce colic: 80 Percent of mums who tested agreed the Tommee Tippee Anti Colic bottle had successfully reduced their babys colic symptoms. Breast like: Award-winning breast-like teat for natural latch and guaranteed acceptance. Anti-colic: Tommee Tippee anti colic baby bottles have an Anti-colic tube that draws air away from milk to reduce colic symptoms for less wind, less reflux and less discomfort. Heat sensing technology and no leaks: Heat sensing technology turns tube pink when baby's feed is too hot. The star valve prevents milk travelling back up the tube, so no leaks.