Mariah Carey, 48, lets her chest do the talking as she nearly spills out of ...

Mariah Carey has posted a fetching photo of herself with her chest nearly spilling out of her bikini top.

On Wednesday the 48-year-old singer took to Instagram to share the eye-popping image in an effort to promote her residency at the Caesars Palace Colosseum in Las Vegas. 

The , who lost 30lbs earlier this year, was on a yacht with a wet suit on over her swimsuit. The performer has been on vacation with beau Bryan Tanaka.

Flaunting her assets: Mariah Carey has posted a fetching photo of herself with her chest nearly spilling out of her bikini top in an effort to promote her residency at the Caesars Palace Colosseum in Las Vegas

Flaunting her assets: Mariah Carey has posted a fetching photo of herself with her chest nearly spilling out of her bikini top in an effort to promote her residency at the Caesars Palace Colosseum in Las Vegas

Fun in the sun: The Eighties icon also splashed around for this shot on the boat

Fun in the sun: The Eighties icon also splashed around for this shot on the boat

Her caption read, 'Resting on the boat and counting down the days until #TheButterflyReturns comes back to Vegas! See you 8.31.'

The chart topper was even wearing two gold butterfly rings on her hands.

Carey had her hair in two braids that she pulled on. 

On Sunday the songstress shared an Instagram snap of herself draped over her hunky beau, 35-year-old Tanaka.

Romantic getaway: Carey, 48, appeared to be enjoying a loved up break with her beau Bryan Tanaka, 35, in this Instagram she posted on Sunday

Romantic getaway: Carey, 48, appeared to be enjoying a

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