Size: Measured with a measuring tape, it was 18cm! Since it's 18cm when placed flat, it doesn't seem to be for 18cm. Please check the size etc. in the photos and confirm m(*_ _)m Set of 5 pairs ＊Instant purchase welcome・Midnight silent purchase OK◎ ＊One-of-a-kind, first come, first served ＊Welcome to bulk purchase, feel free to comment ＊Free shipping! ・Please understand and purchase as it will be stored at home and shipped in simple packaging (⁎ᵕᴗᵕ⁎) ・Please check the actual photos for the condition of the product♪ ※To sell as cheaply as possible, we may ship it out of the box due to shipping costs. [Erikyson] Socks for men and women, unisex, cotton, stylish, absorbent, breathable, suitable for all seasons, gift, non-stuffy, tear-resistant, antibacterial and deodorizing #Kana's product list is here ✨️☜ ☆41-17☆