Which brand of baby bottle is best? Recommend a few useful brands 1. Material The first factor in choosing a baby bottle is the material. Early milk bottles were mostly made of glass, but they were easily broken during use and were inconvenient. With the advancement of science and technology, the current milk bottle materials mainly include glass, PP material, silicone, etc. Among them, silicone material does not contain harmful substances, is non-toxic, tasteless, will not deform, and is very safe. It is recommended to choose silicone bottles, such as NUK, comotomo, TommeeTippee, etc. NUK milk bottle, with its special