For starters, most girls believe that the longer the sex is, the better it turns out to be. Most guys have this mentality and are always on the drive to impress their women, and by impressing their woman they make use of sex drugs and other stimulants to avoid being called an indomie man.
Baby girl, you have to make sure he doesn’t feel he has to run a marathon just to impress you.
3 Quick tips:
Increase foreplay time (to reduce the time of penetrative sex)
Mix in foreplay in between( foreplay can continue through the whole time. Stop him with a kiss, a lil head game in between etc)
Get him to cum when you do(Guys like this, may really enjoy sex with you too much to want to cum too early. Telling him to cum when you are about to, may do the trick)