1.Material: nylon, sponge, PP, stainless steel2.The bottle brush set contains a bottle brush, a pacifier brush, a straw brush and a bottle clip. One set solves the problem of cleaning the different parts of the bottle.3.Pros: The bottle brush and pacifier brush are made of sponge, are soft, and it is not easy to scratch the container.4.Function: The brush can be rotated 360 degrees, which can effectively touch the bottom of the bottle and the top of the pacifier to clean them.5.Packaging: 1x sponge bottle brush, 1x nylon bottle brush, 1x sponge nipple brush, 1x nylon nipple brush, 1x stainless steel straw brush, 1x PP straw brush, 1x bottle clip.