Coreline Flannel Shirt – Men’s Extra Thick 100% Cotton Plaid Long Sleeve

Why our Vert Junkies® love this

The Coreline Flannel Shirt is built from 100% heavyweight cotton—no shortcuts, no weak seams. It’s a shirt that carries weight and presence, locking in warmth without losing mobility. The plaid lines are bold and exact, cut clean across a fabric that stands up to the grind. This isn’t a lightweight layer—it’s the backbone piece that holds steady through long days and sharp nights.

Recommended Use:

Dialed for spring and fall when temperatures shift hard and thin shirts collapse. Wear it in the workshop, on the move, or through everyday chaos where durability matters more than polish. If you need a shirt that can take hits and keep shape, Coreline is it.

Bottom Line:

Solid build. Zero compromise. Coreline: the shirt that doesn’t fold.

Men's Tops — Size Chart (XS–4XL)

Measurements reflect body measures, not garment dimensions. If between sizes, size up for a relaxed fit.

Size	Chest (in)	Chest (cm)	Waist (in)	Waist (cm)	Sleeve* (in)	Sleeve* (cm)
XS	32–34	81–86	26–28	66–71	31–32	79–81
S	35–37	89–94	29–31	74–79	32–33	81–84
M	38–40	97–102	32–34	81–86	33–34	84–86
L	41–43	104–109	35–37	89–94	34–35	86–89
XL	44–46	112–117	38–40	97–102	35–36	89–91
2XL	47–49	119–124	41–43	104–109	36–37	91–94
3XL	50–53	127–135	44–47	112–119	37–38	94–97
4XL	54–57	137–145	48–51	122–130	38–39	97–99

*Sleeve measured from center back of neck to wrist. 1 inch = 2.54 cm.

FAQ

How can I reach Alpine Extreme if I have questions?

Email gearup@alpineextreme.co or use our contact form.

Do you offer free shipping?

Free standard shipping is available to most addresses worldwide. Availability, delivery estimates, and any expedited charges depend on the destination and order. International duties, tariffs, and customs fees remain the customer’s responsibility. See our Shipping Policy for details.

What's the return policy at Alpine Extreme?

Eligible return or exchange requests must be submitted within 45 days of the order date. Items must be new and unused with original packaging, tags, and accessories. General change-of-mind returns are not accepted. Return-shipping responsibility depends on the reason for the return. See the full Return & Refund Policy for exclusions and refund timing.

How long will it take for my order to arrive?

Orders are typically processed within 2–5 business days. Most standard shipments arrive within 7–14 business days after shipping, depending on destination and carrier conditions. Delivery estimates are not guaranteed.

Can I track my order?

Yes. Tracking details are emailed after shipment. You can also check order status with your order information through our order-tracking page.

What if there's an issue with my order?

Email gearup@alpineextreme.co or submit the form on our support page. Report delivery issues within 60 days of the order date so carrier information is still available.

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Coreline Flannel Shirt - Men's

Size: S

Color: 1

Return Policy

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