Casual Country Big and Tall Men's Western Retro Plaid Short Sleeve 55% cotton Sized Properly for Big and Tall Men Fabric: 55% Cotton/45% Polyester A great everyday shirt, whether at work or at play Across Chest (Underarm To Underarm): 3X - 31", 4X - 34", 5X - 35.5" Length (From Back Of Collar To Bottom Hem): 3X - 34", 4X - 34", 5X - 35"