Onyx Seaside Tankini Top

Size & Fit Guide


Create a look that's uniquely you with the Onyx Seaside Tankini, our most versatile and longest tankini style. Wear the top as a tankini or swimdress by adjusting the length with drawstring sides. The removable straps can be worn as a halter, criss-cross, tank or strapless. Pair with black, white or raspberry swim bottoms for a chic look that will take you from the pool to volleyball and beyond.


  • UPF 50+ 
  • Built-in shelf bra with sewn-in foam cups. 
  • Removable, three-way straps.
  • Secret pockets for IllusionsMastectomy-friendly swimwear.
  • Bottoms sold separately. 

Fabric Content & Care

  • 80% nylon, 20% spandex
  • Machine or hand wash. No bleach. Line dry. 

More Options & Information

Model is wearing Raspberry Bottoms

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