Color: Black Free shipping, new, unused, and shipped anonymously. Size: M ★ We offer a shipping discount if you purchase multiple items. ♪ ★ Please write the desired No. in the comment section. You will purchase after the set display is changed. Sexy and cute with a visible rear. Cotton O-back bikini briefs, pre-butt, jockstrap, split-butt, low-rise, men's bikini, peach butt, adult underwear, bulge, pre-butt, macho O-back type bikini briefs Sexy and cute with a visible rear. Soft cotton material O-back bikini briefs - Sexy back style - O-back type bikini briefs Sexy and cute with a visible rear. Soft cotton material The front is a bikini brief type. The back is a sexy back that shows off your pre-butt. The waist elastic holds firmly. The front cup has a 3D design that appeals to the male bulge. Recently, more and more people who are working out are getting into underwear that shows off their thighs and hips beautifully. Please wear these underwear to show off your trained body in a cool way. Wearing different pants than usual can give you an extraordinary experience and a good change of pace. It's also interesting to wear it with a bulge cup ♪ This product's highlights ・ O-back type bikini briefs ・ The back style uses elastic to show off your beautiful hips ♪ ・ The front part is three-dimensional and firmly holds the man ♪ We recommend this for people like this! ・ Those who want to try sexy underwear ♪ ・ Those who like training and muscle training ♪ ・ Those who like sexy underwear like T-backs and bikinis ♪ Inspected, but it is an imported product. We are waiting for your purchase if you understand. #SplitButt #Costume #Briefs #Men'sUnderwear #Men'sBoxers #Men'sUnderwear #Men'sGymWear #Men'sSwimwear #ExerciseWear #TrainingPants #BikiniMen #Men'sBikini #Men'sTback #Men'sYback #Gay #gay #BoxerPantsMen #Men'sBoxerPants #Homo #LGBT #Sub #Barazoku #Adon #Gmen #Subculture #ComingOut #JJMen'sUnderwear #Briefs