Lasting longer and still stimulate your Mate. What you do is when you are Fucking your mate and you feel the urge that you are going to cumm just pull out and slap your dick on her clit until the urge goes away and start fucking her again. You can do this as long as you want to last. You can do this all night if you like. OK some women has very sensitive clitorises so do not slap you dick on the clit but just right below it. It will still feel good to them and you can make it still feel good to them.