Volume/Specification 10ml 15ml 20ml 30ml 50ml Weight 10g Neck Diameter 15mm 18mm MOQ 5000pcs OEM Available Logo Printing Available, hot stamping, decal This 20ml cobalt blue glass essential oil bottle with dropper cap is our popular items, they always has stock. Amber color also is a popular color, they are most client’s favorite. JL Glass as a custom bottle factory, …