Disposable self-service ear piercing tool plastic piercing tool piercing gun ear stud gunProduct name: second generation sterile ear piercer white colorMaterial: plastic + stainless steelSize: 5.8*1.1*2.3cmEarring Needle Thickness 0.8mm Earring Head Diameter 4mmSteps for usage:1. Wipe the earrings and earlobes with alcohol cotton2. Use beauty markers to mark where you want to punch3. Hold the punch and press down firmly4. The gun body will automatically fall off the stud and put on the ear automatically Note: It must be fast, accurate and ruthless when pressed! Once you've pressed it all the way down, don't lower it halfway, or the piercer will spread out and may not be deep enough.Package included: 1*piercer 1*earrings