BL4CK05 the most ergonomic jockstrap of the moment 👌 Only BL4CK05 JOCKSTRAP ERGONOMIC from BL4CK by Cut4Men, has the jockstrap with better ergonomics for your body, adding a permanent feel that provides just the right support without leaving uncomfortable gaps; plus its design is so bold that its medium elastic straps, surround your waist and buttocks to look more than attractive!!! #BL4CK #C4M #Cut4Men #jockstrap #ergonomic #underwears