

Coupon LABORDAY20 applies to select full-price merchandise only. Offer applies to a single eligible item per order. Online only: offer not available in store. Offer available exclusively to Als.com email subscribers – enroll at checkout. Offer valid through 9/7/2026 at 11:59pm MST. Coupon codes are not stackable: one code per order. Offer is limited on on-hand items only. Offer is not transferable and is not redeemable for cash. Not valid on special orders, gift cards, tax, shipping, rentals, previous purchases or bundle discounts. Brand and category exclusions apply. Offer subject to change without notice. See als.com/promotions for details. |
The Katin Derek Flannel Shirt is designed for men who value comfort and style in their everyday casual wear. This lightweight, 100% cotton flannel shirt won't weigh you down, and its brushed finish adds a layer of softness and warmth next to your skin. A unique garment enzyme wash lends a broken-in feel from the very first wear. The shirt features a left chest pocket with a button closure, perfect for securely storing small personal items. Its classic shirttail hem offers a versatile look, whether worn tucked or untucked. Made of premium materials, this durable construction withstands frequent washings, ensuring it remains a staple in your wardrobe for years to come.
Size Guide
| SIZE | Chest |
|---|---|
| S | 34 - 36" |
| M | 38 - 40" |
| L | 42 - 44" |
| XL | 46" |
| XXL | 48" |
Chest — Measure under your arms, around the fullest part of the chest and back.