Jennifer Lopez Flaunts Incredible Abs in Sexy White Bikini

Jenny from the Block hits Brazil!

Jennifer Lopez invested time seaside in Rio de Janeiro with her love Casper Smart , twins Max and Emme, four, and a group of good friends on Monday.

Donning a attractive white two-piece for her day in the sun, the American Idol judge, 42, showed off her awesome figure -- such as her toned abs -- in a white halter bikini prime as she frolicked by the water with Wise, 25, and her youngsters with ex-husband Marc Anthony. (Max and Emme kept busy with a extremely significant project : burying a household pal in the sand.)

Jennifer Lopez and Casper Sensible take her adorable twins Max and Emme to the beach in Rio de Janeiro on June 25, 2012.
Credit : Honopix, PacificCoastNews.com

However they've only been together considering that Fall 2011, Lopez's romance with her backup dancer has currently gotten really serious.

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"She's telling good friends she desires to marry Casper," one particular insider informed Us Weekly in Might. "She's specific she wants to be with him permanently."