Polished black-lip oyster shell used for decorating Tahitian costumes or crafting. Use a small drill bit and drill from the back if wanting to sew onto a costume. Size is determined by measuring from side to side at the widest part of the shell. CIRCLE SHAPE: 1½" diameter 2" diameter 2½" diameter 3" diameter 3½" diameter 4" diameter OTHER SHAPES ~ 2" Flower ~ 2" Diamond 3" Rectangle (SH1-R) and Tiare shapes (SH1-T2 / SH1-T3) available as well. They are listed seperatedly under their own codes NOTE: When shipping any item with a shell internationally, the US Fish and Wildlife inspection certificate fee is $103 per shipment. This fee is charged for every shipment, whether it includes 1 shell, or 100 shells, the fee is always $103. This fee will be automatically added to your total ONLY when shipping to any address outside of the United States.This fee applies to loose shells, as well as all items with shell embellishments, such as costumes and jewelry. For orders containing multiple items with shells, the $103 fee is only charged only once per shipment.