The Twistshake Pineapple Steel Anti Colic Bottle is a bottle designed to reduce colic in babies. It has a 330ml capacity and is made from high quality stainless steel. This bottle has a controlled flow system and a soft teat that mimics the shape and movement of the breast, which facilitates the transition between breastfeeding and bottle feeding. In addition, its ergonomic, non-slip design makes it easy for babies and parents to hold. It is an ideal product for feeding babies comfortably and safely.