★★Product★★ [Allergy-Friendly] 9-Pin 30mm Size, 200 Pieces, Silver These are nickel-free products that are gentle on those with allergies. (Please note that allergies may still occur.) ★★Size & Quantity★★ Size: Approximately 30mm in diameter, 9-pin inner diameter: Approximately 2mm Quantity: 200 pieces (Measured by weight, so there may be some variation). We include a few extra for good measure. We also carry a wide variety of other accessory parts. See #Lapin's Handmade Parts. ★★Notes★★ ★Please understand that these products are imported and may have imperfections such as burrs, chips, and minor scratches. ★We are amateurs at inspection, so there may be oversights. Please make your purchase after judging from the photos and understanding the product.