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MuskOx is ranked Best Overall Flannel for '23, '24, '25 & '26, as well as Best Heavyweight Flannel for '25 by GearJunkie
Our densest and strongest flannel shirt for the field
Rugged yet refined style for men
Heavyweight 8.9oz/sq yd 100% cotton
Double-brushed softness
Versatile for the wilderness or casual settings
Reliable warmth and cozy feel
Ethically sourced & fabric woven in Portugal
This item is final sale

Built for guys who demand more from their flannels. The Grand Flannel is our most durable and thickest flannel, designed for rugged adventures while keeping you comfortable every step of the way. Made from 100% cotton, it's brushed inside and out for maximum softness, and two times heavier than your average flannel shirt. Conquer your world and gear up with timeless flannels built to last.

High Strength. Low Stock.