High-performance soft shell featuring water-repellent fabric, lightweight fleece backing, and lined zippered pockets. H2XTREME® waterproof outer layer and a lightweight H2X-DRY® base. Embroidered full-color crossed flags on the left chest. 92% polyester/8% spandex bonded with 100% polyester polar fleece. /* Styles for the popup window and overlay */ .popup { display: none; /* Hidden by default */ position: fixed; z-index: 1; left: 0; top: 0; width: 100%; height: 100%; overflow: auto; background-color: rgb(0,0,0); background-color: rgba(0,0,0,0.4); padding-top: 14%; } .popup-content { background-color: #fefefe; margin: 5% auto; padding: 20px; border: 1px solid #888; width: 80%; max-width: 600px; } .close-btn { color: #aaa; float: right; font-size: 28px; font-weight: bold; } .close-btn:hover, .close-btn:focus { color: black; text-decoration: none; cursor: pointer; } Size Chart × HOW TO MEASURE CHEST SIZE Measure around the fullest part of the chest, under the arms and around the shoulder blades. Men's Small Medium Large XL XXL Chest (in) 35-38 38-41 41-44 44-47 47-50 Sleeve (in) 33-35 33.5-35.5 34.5-36.5 35.5-37.5 36-38 // Get the popup var popup = document.getElementById("popup"); // Get the button that opens the popup var btn = document.getElementById("popupBtn"); // Get the element that closes the popup var span = document.getElementsByClassName("close-btn")[0]; // When the user clicks the button, open the popup btn.onclick = function() { popup.style.display = "block"; } // When the user clicks on (x), close the popup span.onclick = function() { popup.style.display = "none"; } // When the user clicks anywhere outside of the popup, close it window.onclick = function(event) { if (event.target == popup) { popup.style.display = "none"; } }