The Big Brother 20 Houseguests Show Off Their Summer Swimwear

15/17

Steve Arienta is ready to cannonball in his slick patterned trunks.

WATCH: Steve Arienta's First On-Camera Interview Before He Enters The Big Brother 20 House

Don't miss all-new episodes of Big Brother on Sundays at 8/7c, and Wednesdays and Thursdays at 9/8c—always on CBS and CBS All Access.

Then, be sure to check out the Big Brother Live Feeds—exclusively available through CBS All Access—for a 24/7 peek inside the BB house.