Dri Duck Matrix Nano Fleece 1/4 Zip Mens Medium Spice Comfort fit, moisture-wicking. 4.5 oz., Nano-fleece, 100% polyester. Anti-static, anti-pill fabric construction. Supreme lightweight warmth & breathability 1/4 zip through collar Straddle stitching. Contrast color-block design Textured microfleece collar trim. Set-in sleeves