50% Acrylic / 50% Merino Wool Thermal Keeps You Warm Machine Washable Soft To The Touch 4-Way Stretch Wind Stopper Lining Opti-Therm Technology Providing An Extra Layer Of Thermal Comfort 1/4 Zip Sweater With Ribbed Mock Neck Collar Embroidered Callaway Tour Logo On Right Sleeve Callaway Chev On Centre Back Neck Machine Wash