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Mason William Merino Product Details
Product description
100% Australian Merino Wool (18.5μm)
Made from soft, skin-friendly 18.5-micron Merino wool sourced from Australia. Naturally breathable, temperature-regulating, and odor-resistant for all-day comfort.
260gsm Mid-to-Heavyweight Warmth
Heavier weight 260gsm fabric provides excellent thermal insulation—ideal for colder seasons or as a mid-layer in harsh weather conditions.
Half-Zip Design for Easy On and Off
Functional half-zip front allows for quick ventilation and easy layering, whether you’re on the trail or in transit.
Flatlock Seams
Seamless feel against the skin for maximum comfort in motion.
Soft Next-to-Skin Feel – No Itch
Thanks to its ultrafine wool fibers, this top delivers a smooth, non-itchy wearing experience—even for those with sensitive skin.
Moisture-Wicking & Machine Washable
Efficiently wicks away sweat to keep you dry during activity. Easy care: fully machine washable without compromising the fabric’s integrity.
Ideal For:
Cold-weather layering | Hiking & trekking | Ski trips | Commuting | Travel | Everyday wear
Jason is 180 cm tall and weighs 98 kg. He wears size XL for a relaxed, comfortable fit.
Features
- 100% fine Australian Merino (260g/m2 18.5 microns)
- Certified Oeko-Tex 100
- Regulates body temperature
- Flatlock seams to minimize chafing
- Non itch comfort
- Naturally odour resistant
- UPF 50+
Customer Reviews

We acknowledge the Traditional Owners and Custodians of lutruwita (Tasmania), on whose lands Mason William Merino is proudly based. We recognise their deep and continuing connection to land, waters, and culture. We pay our respects to Elders past, present and emerging.
Our Store
- 📍 1/334 Elizabeth street North Hobart TAS 7000
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