Merino Undershirt

Browse our collection of merino undershirts including long sleeve, short sleeve, sleeveless base layer thermals tops & more.  Prepare to fall in love with our lightweight, breathable, odour resistant and temperature regulating merino undershirts for men & women.  Made in New Zealand with ethically farmed & traceable 100% merino wool means you will enjoy superior comfort and quality how nature intended.
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Merino-Singlet-New-Zealand

Merino Singlet

$47.00 USD
Nature's Secret merino thermal singlet has been made with 100% fine merino wool and designed with a v neck & snug fit for superior comfort that feels great against your...
Merino-Long-Sleeve-New-Zealand

Merino Long Sleeve

$63.00 USD
Nature's Secret long sleeve is made in New Zealand from premium 100% merino wool, designed with a v neck & safety stitch seam for the ultimate lightweight, warm, soft, comfortable,...
Merino Legliner

Merino Legliner

$50.00 USD
Nature's Secret merino leg liners are made with rib fabric allowing for greater stretchability. Made in New Zealand with ethically sourced superfine New Zealand merino wool. Made in New Zealand...
Merino-Short-Sleeve-New-Zealand

Merino Short Sleeve

$50.00 USD
Nature's Secret short sleeve is made in New Zealand from premium 100% merino wool. Designed with a crew neck this garment is a lightweight, comfortable, superior quality base layer for...
Merino-Lace-Camisole

Merino Lace Camisole

$44.00 USD
Nature's Secret lace camisole is designed with lace v neck and straps providing that elegant touch to the super soft and flexible superfine rib merino fabric. Made in New Zealand...
Merino Mock Turtleneck Skivvy

Merino Turtleneck Skivvy

$75.00 USD
Polo neck, roll-neck, turtleneck, or skivvy - whatever you prefer to call it, this is a great variation of our best-selling Brass Monkeys merino long sleeve. It’s ideal for layering...
Merino Long Sleeve - Flame Resistant

Merino Long Sleeve - Flame Resistant

$81.00 USD
Brass Monkeys FR (Flame-Resistant) long sleeve is made with our flame-resistant fabric, a blend of merino wool and FR treated fibres. Meeting the HRC1 standard, it offers additional flame resistance and...
Merino Short Sleeve - Flame Resistant

Merino Short Sleeve - Flame Resistant

$75.00 USD
Brass Monkeys FR (Flame-Resistant) short sleeve v neck shirt is made with our FR fabric, a blend of merino wool and FR treated materials. Meeting the HRC1 standard, it offers...