This is an aluminum cap with finish treatment of gun black color and shiny, it's one of our standard perfume cap, with inner diamter of 17.2mm, which fits your FEA15mm bottle neck perfectly. Outer diamter is 21mm, height can be 28mm, or customized height is available.
It gives good fitting of pump sprayer of 15mm, the pull force is mostly among 4 to 5lbs.
Aluminum perfume cap can be widely used for market perfumes which sells lower price. aluminum cap can be customized according to different requirements of customers. and different decorations or treatments can be adopted, such as stamping, laser engraving, silk screen printing, hot stamping, secondary oxidation..etc to satisfy your perfume packaging.