Rebecca Romijn has a brand new bra on the market -- her hands!

The supermodel is the latest star to team with Funny or Die, and her new video showcasing her very unreliable hand-bra is hilarious.

Check out Rebecca's sexy "undergarment" campaign above!

How great does the mother-of-two look sans shirt? The 40-year-old definitely still has her rock-hard body! 

What do you think of Rebecca's Funny or Die video? Tell toofab in the comment section, and see what even more supermodels look like then and now below!