The Adventure Vest Pack delivers superior comfort, stability, and smart storage, ensuring you're ready for any rugged terrain Features an innovative compression system to hold items securely and eliminate bouncing and shifting Pack has front pockets for items needed readily as well as side access and an organized interior with a separate jacket pocket Adjusts from 15 to 21 liters with a zipperedsecured roll top and compression system Fits chests from petite up to 52" Includes 2L hydration bladder