On the winding trails of a morning hike, every detail matters to stay comfortable. The Siren Thong by Icebreaker, made from merino wool, is your discreet and high-performing ally. Its Corespun fabric, combining softness and odor resistance, ensures a fresh feeling, even after several kilometers. The forward seams reduce chafing, allowing you to move freely and confidently.
Merino wool is a natural fiber that renews each year. In addition to its ability to regulate temperature, it breathes with you, keeping you cool when the sun beats down and wrapping you in warmth when the breeze picks up.
Icebreaker has not just created an undergarment, but a textile experience that accompanies every movement. Whether you're climbing to new heights or relaxing, the Siren Thong is the finishing touch to your outdoor gear, combining comfort, technicality, and a hint of playfulness. After all, who said you can't be both practical and alluring?
Merino Corespun - A blend of soft merino wool and breathable Corespun providing all-day comfort;
83% merino wool, 12% nylon, 5% elastane;
Excluding the elastic

Nature is our playground and our commitment to the environment is obvious. This is also why we highlight our selection from HardGreen, which makes sustainable, eco-friendly products that help
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