Silicone Wax Molding Grills Fixing Bars for Fitting Top and Bottom Teeth Hip Hop Jewelry Grillz Mold Bar Set Silicone molding fixing bars for top and bottom grillz set Fitting bars will form a tight mold for your six-tooth grillz Place in very hot water to soften it, until it becomes clear When the fixing bar cools down, it will harden and mold Get fresh new silicone bars to replace your old worn bars