Welcome to Swim BASI — Confidence in Every Color.

Our story

For women who embody confidence.

Model wearing an orange high-waisted Swim BASI bikini poolside

Swim BASI begins with a simple belief: confidence should be seen. Every color and silhouette is presented to help women feel expressive, present, and entirely themselves.

Color with intention

Our visual world is bold without becoming loud—an evolving edit of color, form, and seasonal energy.

Designed to make an entrance

From streamlined one-pieces to expressive bikinis, Swim BASI celebrates silhouettes that hold their own.

Model wearing a cotton-candy high-waisted Swim BASI bikini in a studio
Color, considered from every angle.
Model wearing a lavender Swim BASI string bikini beside a pool
Presence belongs wherever you bring it.
Two models wearing yellow and black Swim BASI string bikinis at night
Swim BASI after dark.