Hypoallergenic Materials:The septum rings are made of 316L surgical steel,hypoallergenic,nickel and lead-free.Harmless to your piercing,and suitable for daily wear Well Electrofacing Tech:Benefits from exquisite craftsmanship,daith piercing jewelry have smooth and long color retention ability.It is lightweight and comfortable to wear and won't easy to slip off Design of Septum Jewelry:This septum clicker is easy to open and close by hand with seamless hinged clicker desige.And it's still tight after long-term use,no need to worry about lost when bathing,walking or exercising Daith Jewelry Color and Size:Gold concave surface nose rings hoops,available 16G(1.2mm) and in 10mm inner diameter.Please double check the measurements prior to purchasing Multiple using:It can be used as septum rings,daith piercing jewelry,cartilage hoop,conch hoop,helix hoop,tragus hoop and more,according to your piercing sizes and needs