QZUnique Men's Big & Tall Long Sleeve Shivering Pattern Button Down Cotton Shirt Our products are labelled in Asian size, which is usually smaller than US/European standard sizes. You may need to order 1 or 2 sizes larger than your normal size. Please pay special attention to our size chart(Asian Size): Shoulder--M:16.5''; L:17.3''; XL:18.1''; 2XL:18.9''; 3XL:19.7''; 4XL:20.5''; 5XL:21.3''; Chest--M:38.6'; L:40.2''; XL:41.7''; 2XL:45.7''; 3XL:48''; 4XL:50.4''; 5XL:52.8'' Stylish Designing makes you full of fashion charms For casual occasions Fabric: cotton All orders fulfilled by [Global Best Discount] with [standard shipping] are free shipping, and it usually only takes 5 to 10 business days to arrive, much sooner than the estimated delivery time