Shop the Must-Have Black Knix Bikini Worn by Katie Austin in Her SI Swimsuit Shoot, Fashionable and Practical - Swimsuit

The model returned to the publication for her third year and was photographed in the Dominican Republic.

Shop the Must-Have Black Knix Bikini Worn by Katie Austin in Her SI Swimsuit Shoot, Fashionable and Practical - Swimsuit

Swim - Knix

A one piece can be just as sexy as a bikini! See what swimsuits I'm loving on this summer! Linked on my @ store front and @shop.l

Shop the Must-Have Black Knix Bikini Worn by Katie Austin in Her SI Swimsuit Shoot, Fashionable and Practical - Swimsuit

Katie Austin Twisted Bikini set Saffron Shimmer

Shop The Look - Swimsuit

Swim - Knix

Katie Austin SI Swimsuit Model Page - Swimsuit

Swim - Knix