Calvin Klein Calvin Klein Microfiber Stretch Nylon Stretch Men's Bikini Quality: 88% Polyester, 12% Polyurethane Color: Black Size: M Although the quality label says S, I believe it is equivalent to a Japanese size M. W71-76 Flat waist measurement: Approximately 34cm ※Price negotiation not accepted ※There are folded wrinkles. ※Please be sure to check the profile before purchasing! #Calvinklein #カルバンクライン (Calvin Klein) #メンズビキニ (Men's Bikini) #メンズブリーフ (Men's Briefs) #ビキニ (Bikini) #ナイロンストレッチ (Nylon Stretch) #メンズインナーウエア (Men's Underwear) #男性下着 (Men's Underwear) #男性インナー (Men's Innerwear) #メンズアンダーウエア (Men's Underwear) Color: Black系 (Black系 - Black color family)