Hi this is a tease for couples or groups and will take about a hour or longer if your feeling really cruel. Whether you let your boy cum or not is totally up to you. You will need a vibrator, some lube and a clock or stop watch with a second hand. and the metronome located at
http://www.metronomeonline.com/
open in a separate window
now get your boy naked and laying down on a soft surface face up. Now till him to get that cock hard you don't want to waste time with a limp dick !!
Continue when hard