Topolite Cinch Pack 16l Backpack Caps A bottom zip pocket is

A bottom zip pocket is ideal for stashing away that dreaded power brick

'- Internal sleeve fits 15" laptop - Dedicated tablet pocket fits 10" tablet - Tricot lined V-loft pocket - Deluxe organizer pocket - Fully padded back panel - Ergonomic S-curve shoulder straps - Dual water bottle pockets - Abrasion resistant ballistic nylon bottom panel - Two large compartments - Easy-to-use "speed pullers" zippers - Easy access accessory pocket - Zippered internal accessory pocket - Front stash pocket with key-clip - Web haul handle

it works pretty good on dry land too

Backpack duffle with laptop compartment that can fit 15

Topolite Cinch Pack 16l Backpack Caps A bottom zip pocket isLarge main compartment with zippered hood pocket Side water bottle pockets with cinch closure Adjustable micro cord attachment points with custom Topo carabiner YKK zippers with micro cord pulls Packs into internal zippered pocket Water resistant 100% recycled lightweight nylon The TopoLite Cinch Pack is built out of a lightweight recycled ripstop nylon and features a spacious main compartment and extra storage pocket on the fold top water bottle