Ultra Cool™ 100% mesh shoulder and back Lightweight solid polyester front br 4 point breakaway  4 season adjustbility allows for accurate sizing in any weather even over bulky coats Two 1" wide high performance reflective materials with contrast Brilliant Trim reflective edging improves low light visibility Convenient left mic tab holder Handy left chest badge holder and right chest name tag holder Left chest pencil/pen pocket Inside large lower patch pocket (vest folds into convenient storage pouch) p ANSI/ISEA 107.2015 / ANSI/ISEA 107.2020 Type R | Class 2 /p p em Fabric dye lot variances may occur and meet luminance factor as stated in the standard /em /p p br /p strong " a style float none href https //www youtube com/watch?v rTm5Xt1Y_Dk target _new CLICK HERE /a /strong a style float none href https //www youtube com/watch?v rTm5Xt1Y_Dk target _new span style text decoration underline to watch product video /span /a "