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Our on-line store is open 24/7 and we ship Monday through Friday, excluding some holidays. Orders received for products without shipping restrictions on its product page will ship the same business day when received before 12:00 p.m. PST. Orders in high demand will have an estimated production time listed on its product page and will ship according to the date listed.
Experience ultimate versatility with our half-zip baselayer, equipped with a two-way zipper for adjustable ventilation. The wind-resistant front panel keeps you protected from the elements, while the innovative design allows you to control airflow for optimal comfort. Crafted with flatlock seams for a smooth, irritation-free fit, this baselayer is perfect for any adventure, offering a balance of protection, breathability, and all-day comfort.
We are a Seattle, WA based outdoor gear store with a mission to make climbing, backpacking, skiing & mountaineering accessible and enjoyable for everyone.
© 2026, Master Store
