Milk power/Cereal container is made of food grade PP material and high-quality TPE material, eco-friendly, safe, healthy and durable to use. 3 layers design, and it could be disassembled into 3 independent containers, very easy and convenient to carry and store. Each box has lid for protecting milk powder against dust and dirt. And the size of mouth can fit many different sizes of milk bottles. Such a practical milk powder container, worth buying!