The cheerful Winnie the Pooh, the ever popular bear, now adorns the NUK range with heart-warming designs. A good feeling When it's really round, some extra security just feels good. When your baby becomes a toddler, the NUK First Choice drinking bottle with temperature control supports the easy transition from the mother's breast or bottle to independent drinking. The NUK First Choice drinking bottle with temperature control shows at a glance when the right drinking temperature is reached and gives the confidence that the drink is not too hot. If the drink is too hot, the otherwise blue indicator turns white. Ideally, the liquid should be body temperature (37°C = medium blue tone).