I tie my nut sack and penis the same way....only much...much...MUCH. Tighter. Both areas are purple in only 10-20 min..and when released....I automatically cum 1/4----1/2 CUP OF CUM. Have fucked my LOVER this way and he loves the LOAD... XOXOXOXOXO DADDY IS 75 AND LOVES BIG THICK LOADS OF SPUNK...