Built for the jobsite, office, or even when you’ve called it a day, our flame-resistant button down shirts are a work-week essential. With quality construction and the safety features you need, they keep you protected in tough environments. FR Sierra Work Shirt Product Features : 0 : Greater Arm Mobility™ lets you move freely, 1 : Button-front closureAdjustable cuffs, 2 : Left chest pocket with hidden penpencil slot Men's FR Sierra Work Shirt in Glacier Blue, Size: Large_Tall by Ariat