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SwimZip® UPF 50+ Sun Protective Swimwear & UV Zipper Rash Guards

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Stylish, Functional, and Affordable

SwimZip's mission is to develop sun-protective products people want to wear and to share our love of sun-safe fun through products that are stylish, functional, and affordable.

Read the "No-Burn" Blog

Woman with surfboard wearing peach rash guard—What are rash guards made of?

What are rash guards made of?

Rash guards use nylon, polyester, and spandex blends for sun protection, durability, and stretch. Learn about fabric types, UPF ratings, and performance features.

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Two women wearing long-sleeve rash guards with bandeau swim tops—What to wear under a rash guard

What to wear under a rash guard

People wear compression shirts, bikini tops, sports bras, or one-piece swimsuits under rash guards for support and coverage. Learn when you do and don’t need layers.

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Two women in orange one-shoulder tops at the beach—Best slimming swimsuits

Best slimming swimsuits that flatten and flatter

Slimming swimwear uses compression bands, ruching, and wrap designs to create flattering silhouettes. Discover the best slimming swimsuit styles, features, and brands.

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