Specifications include, but are not limited to: ANSI/ISEA 107-2004 Compliant CLASS II Adjustable Mesh Vest. Lime color. Garment is to be made out of a 100% polyester mesh back with a lightweight\polyester front. Vest to include 4 season adjustability allowing vest to be worn over a t-shirt or winter outerwear, allowing multiple sizing. Velcro closure and Velcro size adjustability. One inside upper left multi-tiered pencil/cell phone pocket, one outside right 2-division pencil pocket, and one large inside lower pockets. Silver reflective material laminated to 4 ½ inch wide contrasting color material. Sizes M-XL adjust from 46 inches to 60 inches for maximum wearer comfort. The reflective trim must meet all requirements of ANSI/ISEA 107-199.