8.55 oz./yd² (290gsm), High quality polyester sweatshirt material; Black and lime rib knit cuffs; 2” wide high performance breathable reflective material; Black accents add contrast, style and durability; Reflective piping accents add better visibility in low light conditions; Hood is lined with soft jersey mesh for optimum comfort; Lower outside slash pockets; Designed to zip into B300 & JS135 jackets for added warmth (sold separately)ANSI/ISEA 107 2015 / ANSI/ISEA 107 2020 Type R | Class 3Fabric dye lot variances may occur and meet luminance factor as stated in the standard.; ;