Rucksack Black | 16" Laptop | 29L-34L | Sable by Just Porter Guaranteed for life under the Just Porter Lifetime Warranty. Made of durable and weather resistant tpu fabric that keeps your gear dry and easily cleans with a damp towel. Dedicated 16" laptop area with 25% more padding to keep your computer safe from bumps and falls. 21"h x 13"w x 6"d Height expands to 24"h / Large 26 liters to 29 liters. Make it your size. For each bag bought, Just Porter gives a bag filled with school supplies to a child in Need. A great backpack for the traveler, commuter or student.