Already it is beautiful! ^^ Yes to qqs cents more was invested for the spitz sees color (but hey it's true that it's not the most important!) .It Avoids many colic (this makes a while now it is used), especially perfectly homogenizes the water milk powder (it avoids any lumps that had been with the other bottle was milk and thickened with dummies sizes L c ' is a joy for larger lambda rubber teats for bottle standard is not always easy to get the right flow).