MATERIAL--Made of 316L stainless steel hypoallergenic, free of lead and nickel,strong and durable. SIZE:Gauge Size: 16G (1.2mm). Type: Curved Needle. PACKING: It contains 20pcs of 16gauge piercing needles; All piercing needles are packaged individually and are EO gas sterilized. WIDELY USES: The piercing needles are for DIY piercing. They can be used for ear nose septum navel belly nipple tongue lip smiley eyebrow piercing.For disposable use only. Please feel free to contact us if you have any questions about the product size or anything else. Body curved piercing needls are for DIY piercing.They could be used for tongue, nipple, lip, tragus, eyebrow helix, ear, nose, navel, belly, Medusa, snake bites, angel bites, snake eye, industrial, cartilage, septum, etc. 5 different sizes available.All needles are packaged individually and are EO gas sterilized. Precision Sterilized Curved Piercing Needles are a safe alternative to standard straight needles when piercing in tight areas.