Ergodyne - EGO21527 Made of durable, breathable polyester mesh (3.3 oz), the 8217BA Hi-Vis Safety Vest provides Type R, Class 2-approved, low-light protection for workers. Its 2" reflective tape and fluorescent colors provide maximum visibility and protection against dangerous situations while working. This five-point breakaway vest (shoulders, sides and front) is designed to harmlessly disengage from the body in the event of mechanical entanglement. Safety vest is comfortable and doesn't cause skin irritation thanks to the lower placement of the shoulder breakaway features. Three pockets, one exterior and two interior, provide extra storage space for tools and small equipment to effortlessly carry what you need on the job. Other features include an upper left mic tab that can also be used to hold safety glasses, sunglasses or pens. This safety vest is ideal for flaggers, airport baggage handlers and ground crew, road construction workers and more.