DESIGNED BY MR PORTER. A tuxedo jacket might not be a piece you wear every day but as we noted on The Journal . "If you buy one it will last for a decade or more". Mr P.'s is made from premium black wool with classic peak lapels and a single button fastening. This product is part of Mr P.’s PERMANENT collection, a range of premium everyday staples designed to form the foundation of the modern man’s wardrobe.