This is a transparent glass bottle with screw type. It usually has capacities of 3ml, 5ml, 6ml, etc. It matches the aluminum cap with 13 screw teeth. Generally can be used for filling perfume, glass bottle filling perfume has many advantages, transparent glass bottle intuitive display of perfume, and glass bottle sealing safety is high. The size of the supporting aluminum cap is 15*22. It is a hemp sand engraved aluminum cap, which can be used for electrolysis or fireworks process. There are also three kinds of supporting bead support, plastic bead support, glass bead support and steel bead support.