These bioplastic nose rings are made from implantgrade flexible bioplastic material called Bioflex (or Bio Flex). Bioflex is ranked as the best biocompatible option for hypoallergenic cute clear nose rings. These nose rings for sensitive skin are suitable for sensitive skin, people with metal allergies, and are the recommended choice for initial piercings. Metalfree, leadfree, nickelfree, nonirritating, nonstick and easy to clean. This bone stud retainer nose rings for women is 100% clear, helping to conceal your piercings at work, school and any time you need to hide your piercing. These highquality clear nose rings for work 18g are designed to keep your nose piercing hidden and healthy. They are safe for MRI and CAT scans, dental work, surgery, hospital visits, XRay procedures, ultrasound and dentist appointments where you would normally be asked to remove your clear nostril piercing jewelry. These clear nose rings for sports are very easy to get in and stay in place when fitted with ultimate comfort. Simply slide the pin post directly into your piercing to fit and the little end ball will hold it in place. If you have an active lifestyle and you want to be able to change out your bioflex clear nose stud frequently, then this clear nose bones is for you. These hypoallergenic nose rings for women are equally suitable as plastic nose rings for men. Bar thickness: 18g (1mm 18 gauge). Post length: 6.5mm. The proper post length of this clear nose piercings provides enough room for the natural expansion and contraction of your nostrils. The nose ring retainers is not too tight, and not so loose, which makes it the best size for clear nose bone. We have perfected the size of the little end ball so the clear acrylic nose stud bar is easy to get in, but also tight enough to be secure. This clear nose rings set contains 5 x flexible and lightweight clear flat nose rings, which won't weigh down your piercing and they bend with your body upon impact. When working out or engaging in strenuous tasks, it's best to replace your regular nose stud with this nose bone retainer 18g to prevent sweat and movement from interfering with your piercing's health. Since Bioflex is so comfortable, you won't even notice your clear nose piercing retainer.