Ebony Wood Concave Tunnels (0 gauge - 7/8 inch)ONE PAIR of double flare Ebony wood tunnels. Wooden body jewelry is known for reducing "ear funk", because it is a porous material. 8 gauge through 1 inch have a 3 8 inch wearable area, all sizes over 1 inch have a 1 2 inch wearable area. Additional Info: Organic items are all hand made so they may slightly vary in size, color, and shape. All of our organics are guaranteed to be within 1mm of the stated size. If you need an exact measurement or better