This is a lovely labret monroe lip ring made from a 14K solid gold shaft with a 3 mm bead that is 14k solid gold. The comfortable flat end measures 4mm. The size is available in your choice of 14 gauge or 16 gauge and length of 6mm-1/4, 8mm-5/16 or 10mm-3/8 of an inch. The entire piece is nickel free.