Carhartt Force Sun Defender Short Sleeve Custom Shirts, Navy color_Sport Tek_LST254 With a 6 ounce polyfill lined body 82 18 cotton poly With a 6 ounce polyfill lined body and 4 ounce polyfill lined sleeves 8 ounce 100% polyester tricot Gently contoured silhouette Double needle stitching throughout Tag free label Taped neck Self fabric collar4 button placket with dyed to match buttons Set in open hem sleeves with notch detail Side vents*Due to the nature of 100% polyester performance fabrics special care must be taken throughout the screen printing process 71 29 polyester nylon chambray Sun Defender™ UPF 50+ UV protection Carhartt Force® works harder to fight sweat Engineered with an emphasis on sweat fighting and sun protection