Whether the trail leads you to the middle of the woods or into the center of town, the Marmot Men's Jasper Flannel Long Sleeve is fit for all your walks of life. Made with a wicking and quick drying COOLMAX fabric blend built for performance, the semi fitted Jasper also has style: check out the plaid contrast chambray inside yoke, collar stand and placket, and double chest pockets. 57% cotton, 43% COOLMAX twill flannel for moisture management 4.1 oz.yd. UPF 50 sun protection. Double brushed fabric for added comfort. Quick drying and wicking fabric. Durable, flat felled seams with contrast interior stitch. Contrast chambray inside yoke, collar stand and placket. Double chest pockets with button closure. Semi fitted. Avg. wt, 10.9 oz. 309 g.