The Luzon 18L Backpack - Del Día has a capacity of 18 liters. It's designed to be your easy-going and spontaneous adventure companion, featuring a hardy yet lightweight ripstop nylon shell and ultralight mesh shoulder straps for comfort. The roomy main compartment can fit just about anything you need for your day trips or commutes. Here are some key features: Capacity: 18 liters Material: 100% deadstock nylon & polyester Dimensions: 51 x 34 x 12 cm (20 x 11.25 x 5.1 in) Weight: 300g (.66 lbs) Features: Large main compartment, top drawstring closure, front zippered pocket, ultralight mesh shoulder straps, internal hydration sleeve Unique Design: One-of-a-kind Del Día colors *** NWT, but note the 2 small spots embroidered with Select Health & Intermountain- live well. See pics. The additional pictures with the backpack full are just to show style, not color. Inv #2791