Tiger eye is a natural stone valued for its cool appearance (one that mimics the eye of a cat with its color and luster). Tiger eye plugs are a popular choice due to its striations and flash. Smooth and polished for comfortable wear. They have double flares and are sold in pairs, though each tunnel will be unique due to the nature of the stone. We will do our best to provide you with a matching set. You can get yours in any of the following sizes: 8 gauge (3.2mm), 6 gauge (4mm), 4 gauge (5mm), 2gauge (6mm), 0 gauge (8mm), 00 gauge (10mm), 1/2 inch (12mm), 9/16 inch (14mm), 5/8 inch (16mm), 3/4 inch (19mm), 7/8 inch (22mm), 1 inch (25mm), 1 & 1/8 inch (29mm), and 1 & 1/4 inch (32mm).