Purple Double Ball Horseshoe Rings Circular Barbells Made w/Flexible Acrylic - Sold in Pairs Material: Acrylic Bar Thickness: 14 Gauge (1.6mm) 4mm balls on the 16G 3/8". 5mm balls on the 14G 1/2". Sold in Pairs You can return this item for any reason and get a full refund: no shipping charges. The item must be returned in new and unused condition. Go to Your Orders to start the return Print the return shipping label Ship it!