Self: 60% cotton, 40% linenCollar & Trim: 48% cotton, 36% linen, 15% nylon, 1% elastaneCuff & Rib: 56% cotton, 41% linen, 2% other fibers, 1% elastane Machine wash Front button closure Ribbed trim Wide ribbed knit jersey fabric Made in China Our Style No. RHAF-MS66 Manufacturer Style No. RC-6145 Model is wearing size M. of this item.