Kim Kardashian and Kourtney Kardashian Flaunt Their Fit Figures in Matching Sparkly Bikinis: See the Sexy Pic!

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The reality star sisters were shining extra bright during their girls' getaway on Wednesday.

Kim Kardashian West and Kourtney Kardashian are heating up Mexico!

The reality star sisters were spotted soaking up the sun on their girls' getaway on Wednesday, rocking matching sparkly silver bikinis.

WATCH: Kim Kardashian Shares Wild Tweets From Kourtney's Birthday Celebration in Mexico

Kim, 36, looked as hot as ever during the outing, putting her fit figure on full display in the head-turning swimsuit. Kourtney paired hers with a short-sleeved white crop top, shading her eyes with chrome sunglasses.

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On Tuesday, Kim took to Instagram to share a pic of their entire group, which includes Larsa Pippen, Sarah Howard and Malika Haqq, all dressed up and posing for a photo snapped at sunset. The girls are vacationing in celebration of Kourtney's birthday -- the mother of three turned 38 last Tuesday!

RELATED: Kourtney Kardashian Rolls Around Naked in NSFW Video in Mexico

Kourtney shared a similar pic, captioning it, "Calabasas Mom Crew!"

See more of their vacation snaps below:

WATCH: Kim and Kourtney Kardashian Rock Colorful Bikinis During Beach Day With Gal Pals