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Bronzed ‘SI’ Swim model flaunts chiseled abs in ‘micro’ string bikini

Rayna Vallandingham, a 13-time Taekwondo world champion, brought her legions of fans to the Sports Illustrated swimsuit issue during her rookie 2025 appearance.

For her debut, the 22-year-old San Diego native flaunted her chiseled athlete’s bikini body in a series of tiny suits, including a color-block micro string bikini that SI Swim recently shared on social media as a throwback to summer.

“Rayna Vallandingham and this vibrant, summery swimsuit stole the show during her SI Swimsuit debut in Jamaica for the 2025 issue,” the brand captioned the Saturday, September 20 share on X (formerly Twitter).

The caption also linked to a fashion story on the tiny, colorful “Bucci Bitty Bikini” from Andi

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