Columbia Trek 18l Backpack Backpack Color:Blue Canoe, Light Yellow -Internal pocket fits bottle up

-Internal pocket fits bottle up to 500ml

- Magnetic sternum strap bite valve attachment

and multiple carrying straps

-Phone pocket and key chain as organizers

then slide open wide enough for easy drinking and reusable straws

Columbia Trek 18l Backpack Backpack Color:Blue Canoe, Light Yellow -Internal pocket fits bottle upTake this 18 liter pack anywhere. Great for everyday adventures, this backpack features a laptop sleeve, roomy main compartment, and multiple carrying straps. FEATURES: Laptop sleeve can accommodate most computers up to 13 inches Foam padded back for comfort and support Side pocket for small items you want quick access to External zippered pocket for items like a phone, wallet, or notebook Capacity: 1098 cu. in. 18 L Dimensions: 19. 8" x 9. 9" x 9. 9"