PACKAGE CONTENT - ONE PACK includes: 1 pcs ear piercing gun + 1 pcs built-in earring + 1 pcs disinfecting cotton pads. 8 Pack in total. Please Note: earring studs are in either Black or Crystal White due to different production batches. GREAT QUALITY - Crafted with superior and safe metal. Stud material is cubic zirconia & surgical steel. Will not irritate the ear after piercing. Individually packed and sterilized according to standard requirements. HOW TO USE - Disinfect the ear and ear studs with alcohol pad, mark on the ear, hold the ear piercing tool and align the mark, press the ear piercing tool firmly and remove the ear piercer after the needle seat is detached. Do not remove the ear studs immediately after piercing. UNIQUE DESIGN - Made by professional medical devices manufacturer to help prevent cross-contamination and irritation during ear piercing. Each unit combines self-destructing ear-piercing gun with a built-in ear stud. WIDE APPLICATION - Suitable for professional and home use. Note: this is a self-destructing "single-use" kit, do not attempt to reuse or test the device.