Twistshake's baby bottle is perfect to use in combination with regular breastfeeding. Every bottle contains a practical powder container as well as a mixing net. The unique system called TwistFlow actively prevents baby colic and ensures an even flow. The bottle has a wide neck, making it easy to clean. It also has a grip-friendly design that retains heat. What's in the box 1 x 330 ml Bottle 1 x 100ml Container 1 x Mixer 1 x Silicone teat 1 x Cap 1 x Container cap