TIMELESS FLANNELS FOR THE MODERN MAN

The Unrivaled Leader of Heavyweight Flannels
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OUR COMMITMENT

BUILT TO LAST A LIFETIME

Since 2019 MuskOx™ has handcrafted heavyweight flannels inspired by the unyielding spirit of the muskox. Just as the muskox stands strong in the wild, our flannels are made for men who take life head-on, with confidence and strength. Rooted in a pioneering spirit, MuskOx exists to empower every man to conquer his world.

GRAND FLANNEL

Best Selling & Softest Heavyweight Flannel Shirt
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FIELD GRAND FLANNEL

Densest & Durable Heavyweight Flannel Shirt
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NEW FOR SPRING

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Grand Flannel in Blue Plaid, 100% Cotton Flannel for Men Grand Flannel in Blue Plaid, 100% Cotton Flannel for Men

S / Lagoon

$154.00
Field Grand Flannel in Blue Gingham Plaid, 100% Cotton Flannel for Men Grand Flannel Vintage Sky, Cotton Flannel for Men

S / Vintage Sky

$154.00
The Grand Flannel in Moss Green By MuskOx. Heavyweight Flannel. Grand Flannel in Moss

Classic / S / Moss

$154.00
The Grand Flannel in Checkered Blue By MuskOx. MuskOx Grand Flannel in Checkered Blue, Heavyweight Flannel for Men

S / Checkered Blue

$154.00
Grand Flannel in Blue Plaid, 100% Cotton Flannel for Men Grand Flannel in Blue Plaid, 100% Cotton Flannel for Men

Field Grand Flannel, Lagoon

$154.00
Field Grand Flannel in Blue Gingham Plaid, 100% Cotton Flannel for Men Grand Flannel Vintage Sky, Cotton Flannel for Men

Field Grand Flannel, Vintage Sky

$154.00
The Grand Flannel in Moss Green By MuskOx. Heavyweight Flannel. Grand Flannel in Moss

Grand Flannel, Moss Green

$154.00
The Grand Flannel in Checkered Blue By MuskOx. MuskOx Grand Flannel in Checkered Blue, Heavyweight Flannel for Men

Grand Flannel, Checkered Blue

$154.00
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10 products
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Grand Flannel, Rated by GearJunkie
“GearJunkie's Best Overall Flannel for 2023, 2024, & 2025”
— Awarded in in GearJunkie's "The Best Men’s Flannels of 2025"
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Field Grand Flannel, Featured in MAXIM
“The best damn flannel shirts. Timeless yet modern ... maximum softness.”
— MAXIM Magazine
MuskOx Pecan Plaid Field Grand Flannel Shop Field Grand Flannels
From The Herd
“Super soft and is by far the best flannel shirt I own. This includes L.L. Bean, Filson, and the like.”
— James, Grand Flannel
MuskOx Grand Flannel Shop Grand Flannel
From The Herd
“This shirt is extremely comfortable and well made. The fit is excellent.”
— David, Grand Flannel
MuskOx Grand Flannel Shirt Shop Grand Flannel
From The Herd
“This is the best fitting, most comfortable and warm flannel I own.”
— John, Relaxed Flannel
MuskOx Relaxed Fit Flannel Shirt Shop Relaxed Fitting Flannel
Ethically Manufactured Flannels

UNRIVALED QUALITY

Face any challenge with confidence and strength
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Man outdoors camping in Lagoon Field Grand Flannel by MuskOx
Man fly fishing outside in MuskOx Grand Flannel
Ethically Manufactured Flannels

COMMITMENT TO THE ENVIRONMENT & OUR WORKERS

Flannels build in a way that we can all be proud of
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WILDLIFE CONSERVATION

$5 for every flannel purchased is donated to wildlife conservation
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