Ordered wrong size missing rainbow ball jewelry I tried that one on and realized I needed a 16 gauge. Includes 2 black, 2 rose gold, 2 gold, 2 silver all stainless steal. Each set color comes with ball and spike except for the rainbow one is spike only due to my trying on that one. Let my loss be your gain. Paid &20 on Amazon. Never worn in package. 14 gauge 4 mm balls with 10mm diameter per order slip that is.