The unique tube and valve system provides optimum venting so baby takes in more milk and less air The venting system is designed to reduce feeding problems like excessive spit up, fussiness and gas Soft, natural-feel silicone nipple mimics breastfeeding action for “just like mom” feeding Easy latch slow flow nipple for smooth transition between breast and bottle Always BPA-free for ultimate reassurance The Tommee Tippee Anti Colic wide neck bottle is designed for babies with excessive spit up, fussiness and gas. The super sensitive, unique tube and valve system provides optimum venting so baby takes in more milk and less air. The soft, natural shaped nipple mimics the feel, flex and movement of breastfeeding, similar to mom's own natural feeding action providing a smooth transition between breast and bottle. All features combined give baby the most natural alternative to breastfeeding and help provide baby with a comfortable, stress-free feeding experience | Tommee Tippee Anti Colic Baby Bottle - 260ml Size 260 ml