L.L. Bean Men's Katahdin Iron Works Bonded Waffle Fleece Henley. Size XXL. A customer-favorite workwear shirt, with a more streamlined fit thanks to field-tester feedback. • Slightly Fitted: Relaxed through the chest and sleeve, with a slightly slimmer waist The Katahdin Iron Works operated in the north woods for much of the 19th century, employing thousands of hardworking Mainers. Inspired by their grit and strength, we designed our Katahdin Iron Works line of rugged work clothes to stand up to all kinds of rough use.