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The Aquasealz™ membrane releases body-generated heat and moisture while preventing water from entering
A soft merino wool lining provides natural temperature regulation
the Bircham excels in high-intensity sports
The performance outer-layer moves against the inner layer
Silfield Technology-Quick-Dry The Aquasealz™ membrane releases body-generatedDesigned for runners who want maximum speed, breathability, and minimal distraction, Silfield delivers a barely there feel designed to keep feet cool, dry and supported during fast paced runs and warm weather training. Its single layer construction reduces bulk for effortless movement, while carefully placed stretch ensures a secure, comfortable anklet fit from start to finish.
