This is a package of 18pc 316L surgical steel prong set square jewel dermal tops. Fits into a 14 g dermal anchor. The brackets are also available to purchase seperately. Gemstone Size is 2 mm and colours are red, purple, blue, clear, green, black, pink, aqua, Tanzanite. In one piece. Not welded and autoclave safe. Item is nickel free. You will receive 18 jeweled dermal tops (2 each color).