Today I will introduce gel hot cold pack （https://www.gel-pack.net/product/hot-cold-gel-pack/） for baby milk bottle warmer. This product has really brought good news to many new families. Product Feature: 1. The bottle body adopts food-grade polypropylene (PP)environmental protection raw material. A liquid breast milk pacifier is made of food-grade silicone gel. 2. Milk Powder Boxes/Containers,...