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Icebreaker Siren Shirt - Women's

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A soft and stretchy women's T-shirt with an updated fit and fabric that makes it even more comfortable the Siren Short Sleeve Sweetheart is made with our corespun fabric. Corespun uses nylon fibers wrapped in merino wool for added strength and durability that retains next-to-skin softness. Ideal for year-round use whether traveling hiking or relaxing after a big day outside the Siren Short Sleeve Sweetheart also features a flattering neckline and a fit that's perfect for everyday comfort and layering.


  • 150 Ultralight
  • 83% Merino wool / 12% nylon / 5% LYCRA® corespun
  • Slim fit
  • Comfort
  • Breathable
  • Durable
  • Odor-resistant
  • Updated with improved fit
  • Sleek design for everyday comfort and layering
  • Corespun fabric for added durability
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