Serum bottle is composed of clear glass + anodized pump head. We adhere to the use of glass raw materials, do not use recycled glass production. The glass bottle material is strong and durable, environmental friendly, odorless and safe to use. The appearance is simple and easy, the bottle body can be transparent frosted. Unique threaded design, leakage proof, do not worry about the contents of the bottle spill. It can be used for the packaging of emulsions, essences, cosmetics, emulsions, essential oils, body/eye creams, etc. Blue Bottle Serum is made of glass, which is environmental friendly, non-toxic, safe and healthy, it is a safe container for your cosmetic products. Boston round shape is a popular design. Colored glass protects light-sensitive liquids like essential oils against UV ray. Screw bottle mouth ensuring good sealing performance. The dropper has a black rubber top and black color collar and glass pipette, fitting well on the bottle. Serum bottle is a very helpful item in your beauty kit. It is useful for you to wash your face, apply makeup on the face and also remove the makeup. Most people use this type of bottle for their cosmetics. There are many brands of serum bottle available in the market, but there are some that are better than other ones. First of all, you should choose a bottle that will give you the proper amount of serum. Also, make sure that it is free from any impurities. The most popular serum bottle are those that have plastic. Plastic bottle is very much recommended for people who want to do their shopping easily. There are other bottle of serum that are made of ceramic, iron, glass, plastic etc. Each type of bottle has different properties and functions, so you should choose the one that suits you the best. If you want to make your serum better, you can also buy special bottles for your skin care needs. https://www.penghuangbottle.com/cosmetic-bottle/serum-bottles/