Rainbow Steel Single Flare Tunnels with Black Acrylic Tapers Stretching Kit (1/2" - 12mm) Made of 316L Surgical Steel and Acrylic Sold as a pair. 1/2" - 12mm 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!