SUS304 Surgical Stainless Steel 4mm Flat Pad Earrings with Backs Size: Earring Post: 12mm x 4mm Pin: 0.8mm Backs: 6mm x 4.5mm x 3mm Hole: 0.8mm Material: SUS304 Stainless Steel Quantity: Earring Posts: 10 pieces (5 pairs) Backs: 10 pieces (5 pairs) Inventory: 5 or more sets ⚠️ The backs may be difficult to attach at first, but they will become smoother after repeated attaching and detaching. SUS304 stainless steel and SUS316 stainless steel are used as surgical stainless steel in medical applications and are considered to be less likely to cause allergies. They are also resistant to oxidation and corrosion, so discoloration is unlikely. Instant purchase is welcome! Discounts are available for purchases of 2 or more sets, but priority will be given to those who purchase first. Please understand. The more you buy, the better the deal! 2 sets → ¥50 off 3 sets → ¥150 off 4 sets → ¥300 off 5 sets → ¥400 off Discounts increase by ¥100 for each set thereafter. We will create a dedicated page, so please request a bulk purchase or leave a comment. Please read the profile. Shipping information, etc., is included. #AKR Parts #AKR Surgical Stainless Steel Parts Other items are also available! Please search here☆ Handmade Earrings Piercings Necklaces Basic Fittings Allergy-Friendly