7cm * 3mm I don't know what it's for. ✼••┈┈••✼••┈┈••✼••┈┈••✼••┈┈••✼ ✿.•Instant purchase welcome・Midnight silent purchase OK•.✿ *First come, first served for only one item♬.*゜ *Welcome to bulk purchases, please feel free to comment. ♥Free shipping! ・Please understand that the items are stored at home and will be shipped in simple packaging. ・Please check the actual photos for the condition of the product♪ ※In order to sell at a slightly lower price, we may ship the item without the box due to shipping costs. ・We inspect the products before shipping, but if there is any defect, please contact us "before evaluation". ✼••┈┈••✼••┈┈••✼••┈┈••✼••┈┈••✼ 2840254.1