Norse Projects - Erik Donegal Diamond Jacket - Charcoal GreyOverview The Erik Donegal Diamond Jacket is a relaxed fitting knit crafted from pure new wool sourced from Donegal Yarn Limited, a traditional woolen mill in Kilcar, Ireland. Known for its authentic Donegal Tweed, the mill produces distinctive, high quality yarns that celebrate Irelands rich textile heritage. The jacket features a diamond stitch structure, button through placket, full needle collar, and patch pockets combining refined craftsmanship