Self piercing gun kit include - 1pair ear piercing gun with earrings + 1pcs nose piercing gun + 1pcs belly button piercing kit + 4pcs no pull piercing disc avoid piercing bump + 5pcs clean pad + 1 piercing assist clamp + 2 nose studs + 2 belly button rings + 3pcs clear ear and nose piercing retainers Measurements - earrings studs 20g (usually used for earlobe ), ear studs length : 10-11mm, Built in small earring studs top size: 4mm; nose studs 20 gauge * 7mm, belly button ring 14 gauge * 3/8"(10mm) ; no pull piercing disc 1.2mm * 7mm; Tips - Please note that all the self ear piercing gun is just for one-time use only, clear the skin before piercing. Using the no pull piercing disc to avoid piercing bump. You can use the piercing retainers after the first piercing; Material -ear piercing gun kit is made of high quality stainless steel and plastic material; Highly Polished nose and ear piercing kit. Disposable ear piercing kit is clean for you to piercing ear and nose at home. Using - ear piercing gun kit, ear piercing gun, ear piercing kit, disposable ear piercing kit, earring piercing kit, self ear piercing kit, nose piercing kit, belly button piercing kit, belly piercing kit, piercing kit nose QWALIT Ear Piercing Kit Nose Piercing Kit Belly Button Piercing Kit Ear Piercing Gun Kit Belly Piercing Kit Disposable Earring Piercing Kit Self Piercing Kit at Home