1. Glass material : soda lime glass material, lead-free and non-toxic, health and safety, both environmentally friendly and durable.At the same time, glass products can be reused. 2. Three different sizes of holes: can be rotated to use, humanized design, which is conducive to adjusting the amount of seasoning and taking different seasonings or spices. 3. Stainless steel shell: The lid and shell of the seasoning bottle are made of high-quality stainless steel, which can protect the glass bottle inside. When the outside of the bottle is dirty, it is easy to clean.