MLB SEATTLE MARINERS STARTER Full Zip Throwback TRIDENT Jacket. Brand New with Tags: High quality polyester Satin Jacket with a zip up front and ribbed knitted cuffs, collar and waist band. Color: WHITE with BLUE & WHITE Trim. The jacket has a polyester outer shell and the inside lining is soft diamond stitched polyester. There is a layer of poly-filling in this style. The Mariners Lettering on the Front and big MARINERS TRIDENT Logo on the sleeve is meticulously sewn on. New with tags Measurements: Armpit to Armpit S: 23" M: 24" L: 25.5" XL: 26.5" 2X: 27.5"