OGIO Baja 1650 Hydration with 70 oz bladder and drink system included Sleek Air Flow profile pack with separate hydration pocket Internal posh top drop-in audio pocket with headphone exit port Multi-use large main compartment and posh valuables pocket Dual side mesh accessory pockets and expandable front mesh pocket Adjustable padded shoulder strap with sternum strap Deluxe back padding with air flow channels for ultimate cool comfort Company logo 18" H x 9" W x 8" D Excellent condition never used