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To make the perfect layering system you need to start with the perfect base layer, and the Icebreaker Siren Long Sleeve Sweetheart is the perfect base layer for 90% of your life. Made with lightweight 150g p/m merino fabric, the Long Sleeve Siren top is designed to keep you dry and comfortable in mind conditions or to be used as a standalone top.
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Mountain Equipment acknowledges the Traditional Custodians of the lands our stores are located on as well as the trails we hike, the crags we climb and the places we adventure.
We pay our respect to the Elders, past, present & emerging.
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