<b>Product Features:</b><br><br>KBNI Hydration Backpack is your best companion when it comes to keeping hydrated while doing the things you love! Keep active in comfort - whether you are camping, hiking, running, climbing, hunting, outdoor sports or boating! <br><br><b>Breathable!</b> The breathable back-panel ensures comfort even on the warmest Australian summer days, with a total weight of 400g, to keep you light on your feet.<br><br><b>Comfort!</b> Designed for ultimate, long-lasting comfort with a soft cushion on the rear of the backpack supporting your back, and comfortable, adjustable shoulder straps so you can move freely and confidently knowing you backpack is secure.<br><br><b>BPA FREE !</b> Features an in-built 2-litre BPA FREE , food grade hydration bladder, allowing you to transport a convenient amount of your water anywhere you go.<br><br><b>Easy Re-filling!</b> The bladder is manufactured using EVA material and features an extra-wide diameter 7cm screw cap for easy re-filling, and even wide enough to insert standard ice-cubes to keep you cool all day long! <br><br><b>Soft mouth-piece!</b> Equipped with 35" quick-release, soft mouth-piece drinking tube to ensure you can stay focused on your activities and still benefit from fresh water, keeping you hydrated in the most convenient way!<br><br><b>Room for your other necessities!</b> The special inner layer for holding the water bladder includes water tube retainer clips for holding the drinking tube in place, and another layer for smaller items you may take with you including keys, compass, phones etc.<br><br><b>Product Specifications:</b><br>Capacity: Holds 2 liter water bladder, total about 8L space<br>Size: 47cm x 32cm x 8cm (Height x Width x Thickness)<br>Adjustable waist size from 60cm to 115cm<br>Adjustable chest size from 90cm to 120cm<br>Bear system: Airflow System<br> Weight: 300g <br><br><b>Package Include:</b><br>Backpack x 1 <br>2 Liter Water Bladder x 1<br>