Carhartt's Long-Sleeve Twill Work Shirt is made of 5.5 ounce, 65% polyester, 35% cotton twill - Wrinkl-resistant fabric with stain-repel-and-release finish - Spread collar with a separate band and button closure - Two chest pockets with mitered flaps and button closures - Two-button adjustable cuffs with extended plackets - Square bottom - Dyed to match buttons. Carhartt labe on bottom of front button placket.