Price negotiations are not accepted! These are bib fasteners that don't use safety pins. Normally 4 pieces/set, but Total: 5 pieces for sale. One extra piece is included for peace of mind in case of loss or damage. Bib fasteners: 240 yen + shipping: 85 yen = 325 yen Made in China Diameter: Approximately 1.7cm (17mm) Thickness: Approximately 5mm Shipping will be via postal letter (mini-letter). It will be packaged as shown in the second photo (packaging may vary) and placed directly into the mini-letter for mailing. Up to 3 sets can be shipped via mini-letter. 2 sets → 541 yen (5% discount on mini-letter) 3 sets → 733 yen (10% discount on mini-letter) If you prefer other shipping methods, please comment before purchasing. □■Requests■□ Recently, the risks of standard mail (non-standard mail) are not being understood by many people. We are at a loss for how to respond to comments such as "It hasn't arrived yet!" or "When will it arrive?". If you are concerned, we will ship with a tracking service for an additional fee. Please do not purchase if you are looking for Japanese quality, as these are made in China. Although they are unused, we will sincerely address any defective products within 3 days of arrival. Thank you very much!