heavyblueballs:“…An Instructor performing a slow gloved piston technique to drive
heavyblueballs: “…An Instructor performing a slow gloved piston technique to drive this cock to the edge. Very slowly building up his cum and sensitivity to the point where his cock will scream its readyness to explode in his mind. But she will only slow down further or give him a 10 sec. break before continuing…..” -- source link