Chrissy Teigen Rocks a Tie Bikini "Boulder Holder" on Her Family Vacation

Chrissy Teigen is enjoying her pregnancy in style. In a Dec. 21 Instagram post, she posed in a cute black bikini from Monday Swimwear , showing off her baby bump in the mirror. "@mondayswimwear coming through with a comfortable and cute boulder holder," Teigen wrote, wearing tie bikini bottoms and a bustier-style top. Teigen originally debuted the suit in a post made just a few hours prior, giving her followers a glimpse into her beachside family vacation, and poking fun at her growing belly, wr...