Ultra-Cool 100% polyester meshBrilliant Trim reflective edging improves low light visibilityPlasticzipper front closureX back configuration2 wide reflective material with 3 contrasting colorLeft chest mic tabTwo lower outside patch pockets with flapsInside right chest 2-division pocketLeft chest radio pocket with hook-and-loop tab closureANSI/ISEA 107 2015 / ANSI/ISEA 107 2020 Type R | Class 2, CSA Z96Fabric dye lot variances may occur and meet luminance factor as stated in the standard.