This is a 2010 game used Detroit Tigers home light weight dark navy blue jacket worn by newly HOF Tigers ex manager Jim Leyland. The Jacket is a size medium and “Therma Base” insulated made by majestic. A #10 swatch tag designating Leyland’s number is sewn in the rear collar. Located beneath the swatch tag is the manufacturers label by Majestic. The jacket has a pocket on each side, a inner zippered chest pocket with a knit collar and sleeve cuff ends. You don’t see these every day l acquired this about 12 years ago and has been covered the whole time in closet!!