Ultra-Cool� 100% polyester mesh,Brilliant Trim reflective edging improves low light visibility,Plastic�zipper front closure reinforced with durable webbing,2� wide high performance reflective material with 3� breathable contrasting color,Left and right chest mic tabs (size small only has left mic tab),Two lower outside cargo pockets with grommets and adjustable flaps,Right chest 2-tier pencil pocket,Left chest radio pocket with flap,Two inside patch pockets,Lime (1510), Orange (1511), Fluorescent Red (1710)