Tommee Tippee Advanced Anti-Colic Feeding Bottle features powerful anti-colic technology to draw air out of your baby’s milk and away from their tummy. With a built-in heat sensing strip that turns pink when baby's feed is too hot, they give you peace of mind. The anti-colic bottles are also proven to reduce the symptoms of wind and reflux. Less air, more smiles. It draws air away from milk to reduce colic symptoms for less wind, reflux and discomfort. It features easy latch-on, breast-like nipple mimics the flex, stretch and feel of a mom's breast for complete comfort at feeding time. The wide neck bottles are easy to clean and are suitable for use in the dishwasher, microwave and steam sterilizers. This award-winning brand was launched in the UK over 50 years ago and was founded with one simple goal - to make everyday life just a little easier for parents around the world. World-class research and development, baby-led products are what makes Mayborn Group a world-leader in products for parents. Tommee Tippee is here to enable parents to embrace and enjoy the roller coaster ride of bringing up a baby. All Tommee Tippee products are BPA, BPS, PVC, Phthalate and Nitrosamine free.