The Rider is similar to the Reverse Cowgirl. The male lies on his back, legs outstretched. She straddles his pelvis with her back to him. She lowers herself onto Missing: factor. Check out illustrations of the best sex positions for conception. x factor in the sex equation is the relationship between your changing moods. Woman on top, also called the cowgirl or riding position, is a group of sex positions in which the man lies on his back or sits, the woman straddles him facing Missing: factor. The missionary position or man-on-top position is generally a sex position in which a woman . In the riding high missionary variant, the man enters the woman in the . These factors made the rear-entry standing position more convenient. For deeper penetration, the man should arch his pelvis towards his partner, although this position is already pretty deep. The woman can easily. Want some new sex position ideas? X- Factor — Sex Positions . or “ ride low,” directly stimulating your G-spot with the head of his penis. Sex.