Ergodyne Arsenal 5510 Industrial MOLLE Vest, Black Starched polyester mesh main material for strength and breathability 3M Scotchlite reflective material, removable strips on front, back and shoulders Versatile 2-Inch (5cm) Pals webbing ladder system for securing pouches to various sections of the vest Side, front and shoulder adjustments for a universal size and fit. Reflective accents on binding and side adjustments for increased visibility Interior pocket for storage and sleeve for hydration bladder