Hot Mama! Hilary Duff Flaunts Impressive Bikini Body On The Beach With Her Son -- 8 Sizzling Photos

Sep. 9 2015, Updated 9:59 p.m. ET
Hilary Duff made a huge splash as she spent her holiday weekend vacationing and Hawaii with her three-year-old son! The actress and singer flaunted her smoking hot figure as she dipped in the waves months after filing for divorce from her husband of five years, Mike Comrie.

*PREMIUM EXCLUSIVE* Hilary Duff takes her Sexy Bikini Body to the Aloha State* **WEB EMBARGO UNTIL 18:00 PST** *MUST CALL FOR PRICING*

Duff sported some chiseled abs in a teeny tiny bikini!
*PREMIUM EXCLUSIVE* Hilary Duff takes her Sexy Bikini Body to the Aloha State* **WEB EMBARGO UNTIL 18:00 PST** *MUST CALL FOR PRICING*

She wore a floppy hat to protect her son from the harsh rays.
Exclusive… Hilary Duff & Son Luca Enjoy A Day On The Beach In Cabo – NO INTERNET USE WITHOUT PRIOR AGREEMENT

Earlier this summer, she showed off an equally hot body.
Exclusive… Hilary Duff & Son Luca Enjoy A Day On The Beach In Cabo – NO INTERNET USE WITHOUT PRIOR AGREEMENT

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Now that's what you call a beach bum!
Exclusive… Hilary Duff & Son Luca Enjoy A Day On The Beach In Cabo – NO INTERNET USE WITHOUT PRIOR AGREEMENT

She covered up with a big, fluffy towel poolside.
Exclusive… Hilary Duff & Son Luca Enjoy A Day On The Beach In Cabo – NO INTERNET USE WITHOUT PRIOR AGREEMENT

Duff asked for primary custody of the three-year-old when she filed for divorce earlier this year.
Exclusive… Hilary Duff & Son Luca Enjoy A Day On The Beach In Cabo – NO INTERNET USE WITHOUT PRIOR AGREEMENT

However, her estranged husband, a retired Canadian hockey player, followed up with his own request for joint custody.
Exclusive… Hilary Duff & Son Luca Enjoy A Day On The Beach In Cabo – NO INTERNET USE WITHOUT PRIOR AGREEMENT

Luca seemed to be having a great time on their vacation too!