N-3 Mod Utility Chore Coat - Men's. A N-3 MOD utility chore jacket inspired by the US Navy. Our modern take on the classic chore coat is encompassed in the N-3 Mod Utility Chore Coat. Based on the original U. Navy N-3 Utility Chore Coat, this lightweight style features 3 three exterior pockets for optimal style and function, along with button cuffs and a button down front.The 100% cotton construction provides lightweight and breathable wear as temps begin to rise. More links or text can go here.