Men's T-back. The nylon fabric feels nice. It's generally small. M size Waist: flat measurement 29cm *Please understand that the items I own are from a personal collection or are outlet items before purchasing. *Please refrain from purchasing if you are looking for a perfect product. *This product does not have an outer box. #Underwear #T-back #Bikini #g-string #Briefs #Sexy #gay #gay #EDGE #GMW #gx3 #Ketsuware #jockstrap