Long Sleeve Seattle Mariners Game Day Satin Varsity Jacket. Box twill satin shell: 100% polyester. Rib-knit collar, with snap-front closure. Primary navy body with contrast teal and silver rib striping inspired by the Seattle Mariners. Twill-appliquéd Seattle Mariners logo at left chest. Twill-appliquéd Seattle Mariners secondary logo on left sleeve. Vertical hip welt pockets. Starter logo at cuff. Hand wash cold with mild detergent, air dry or tumble dry. Imported.