Heavy duty nylon mesh for maximum breathability. Adjustable for length and girth up to 6" length and an additional 32" girth. Two large internal zippered mag pouches. Adjustable flap magazine pouches for tall or short magazines. One compass/strobe/GPS/small radio pouch on shoulder. Four pistol magazine pouches. One horizontal accessory pouch. Three M16/M4 pouches hold six magazines. Belt loops secure vest to any web belt.