DescriptionCondition: 100% Brand NewSterile Technique: Ethylene Oxide Gas SterilizationGun Material: PCStud Material: 316L Surgical steel&Zircon StoneThickness of the pin: 0.8mmGem top size: 2mmLot Including: 1 UnitIndividually packed and sterilized, avoid inflammationHow to use:1.-The operator shall wash hands, wear disposable gloves if possible.2.-Use fingers to rub earlobes gently for 45seconds, to make the earlobes numb; then use antiseptic cloth to clean the earlobes.3. -Open the package, put the unit on the earlobe, with thumb on the end of the bolt.4.-Use thumb to push the bolt gently, to close the U shape gun body, adjust to locate the pinpoint.5.-The thumb increases strength on the bolt, until the wings on the bolt broken suddenly and push the stud through the ear suddenly.6.-Release the thumb to let the U shape gun body open, pull it away from the ear gently, using your fingers to hold the head of the stud may help. The stud will be left on the earlobes.Package include1piece gun with 1 piece studNote: 1.Please allow 0.1-0.3cm differences due to manual measurement, thanks.2.Please understand because of the light irradiation or computer display difference, so I can't guarantee photos and real color is 100% the same.