F3510 Heavy Flannel Work Shirt – Navy

FOB Factory F3510 Heavy Flannel Work Shirt – Navy

A timeless workwear staple built for comfort, durability, and style. The FOB Factory F3510 Heavy Flannel Work Shirt is crafted in Japan from premium Japanese plaid flannel, offering a substantial yet soft feel that’s perfect for cooler seasons.

Cut in a regular fit, this shirt combines traditional workwear details with meticulous craftsmanship. It features Corozo buttons, two buttoned chest flap pockets, and a pen pocket for added functionality. Reinforced with triple-needle stitching and a triangular gusset at the sides with authentic chainstitch run-offs, it reflects true vintage-inspired construction.

With its deep navy plaid and rugged build, this shirt delivers both enduring quality and effortless versatility—designed to age beautifully and remain a core piece in any wardrobe.

Details:

• Fit: Regular fit

• Color: Navy

• Material: 100% Cotton (Japanese plaid flannel)

• Corozo buttons

• Two buttoned flap chest pockets + pen pocket

• Triple-needle stitching for strength

• Triangular side gussets with chainstitch run-off

• Made in Japan