Cotton Flannel

This black melange brushed cotton has a soft, lightly fuzzy hand with subtle tonal variation that gives the surface more depth than a flat black. It feels comfortable, breathable, and easy to wear,...

This charcoal, blue, and yellow plaid cotton flannel has a soft, brushed hand with a cozy feel that makes it especially inviting for everyday garments. It drapes comfortably without feeling bulky,...

Spring feels light and optimistic, with a brightness that makes this flannel feel a little more playful while still being very wearable. The plush brushed finish gives it that familiar Mammoth...

This reversible flannel showcases grey and winter white plaid on both sides for double the design possibilities. Soft and midweight, it’s excellent for cozy shirts, robes, or lined jackets. Because...

This light blue and white horizontal stripe brushed cotton has a clean, fresh look with a soft, slightly fuzzy surface that makes it comfortable for everyday wear. The stripe keeps it classic while...

This Waterfall colorway leans slightly deeper and more dramatic, making it a great choice if you want a flannel that feels timeless but substantial. The dense, brushed cotton has a premium hand and...

Regatta has a clean, nautical energy that feels crisp and classic, especially appealing if you like blues that lean slightly refined. The Mammoth Flannel base brings warmth and softness without...

Waterfall brings a deeper, moodier blue that feels classic and versatile, the kind of color that anchors a wardrobe. The fabric itself is the signature Mammoth Flannel base: dense, soft, and...

Prairie Sky has a softer, slightly muted feel that reads calm and timeless, perfect if you gravitate toward understated color. Like all Mammoth Flannels, it’s thick enough to feel substantial but...

Grass is bold, earthy, and confident, perfect for garments that lean casual and expressive. The flannel itself is plush and substantial, offering comfort and warmth while still sewing cleanly and...

Pistachio brings a soft, cheerful green that feels fresh without being loud, a nice change of pace for flannel lovers who want something lighter. The Mammoth Flannel base keeps it grounded and...

This Red colorway leans deep and saturated, making it a strong choice for timeless apparel that feels bold but familiar. The fabric’s plush brushed finish and sturdy hand make it especially well...

This Strawberry colorway reads slightly richer and deeper, giving it a cozy, nostalgic feel that pairs beautifully with the plush Mammoth Flannel hand. The weight and softness make it ideal for...

Lavender brings a soft, unexpected twist to the Mammoth Flannel lineup, offering a gentler color story while keeping all the cozy appeal. The brushed surface feels luxurious and warm, and the weight...

Strawberry is warm, cheerful, and unapologetically fun, bringing a pop of color to the classic Mammoth Flannel base. Despite the playful hue, the fabric itself feels grown-up and substantial, making...