new swimsuit company, , which launched earlier this month.
She modeled a pastel pink string bikini with a matching pink headband while hanging out in the middle of a pool on a giant float.
Ariana, who also recently showed off her slim figure while , captioned the smiling shots: “Happy.”
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Her 23-year-old sister, Brielle, who posted her own Salty K swimwear photos, commented on Ariana’s post: “What’s it like being so beautiful???”
Ariana also recently shared snaps of her posing in a by the pool.
The teen beauty showed off her tan wearing denim shorts and combat boots.
Ariana Biermann, 18, heads to Arizona to see hairstylist and dye hair dark brown
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