I was waiting for someone to mention the cream you can buy that does it temporarily. My sister-in-law and a former coworker sold adult toys and lotions ant that was one of their top sellers. Both have used it and both said it works.
Oh So Tight Cream found at http://www.xandria.com/sex-toys/express-shopping/best-sellers/Oh-So-Tight-id-2361.html Get back that "snug like a virgin" feeling! Use this incredible shrink cream to tighten and firm her love tunnel for heightened sensations during intercourse. Just apply the tasteless, odorless cream to her vaginal walls and opening, then enjoy hours upon hours of erogenous fun! Contains Alum for temporary and safe shrinking of vaginal tissue. Conveniently discreet and portable. .5 oz. tube.
heh heh read the comments..too funny. shhh actually didn't have to google this site ;) Never used that product though. I guess it's a pride thing that I won't even try it. If my husband suggested it...lol I'd probably slap him and amp up my kegel exercises.