The Joyride is designed for the person who wants the most eco-friendly, colorful and durable roll-top backpack Upcycled multi-colored industrial fabrics, street sign scraps, and 10oz vinyl waterproof tarp Large compartment with storm proof roll top closure Large outer pocket with hook and loop closure Large sleeve pocket on the front Breathable aerospace mesh shoulder straps Sternum strap for additional support and comfort with heavy loads Reflective accents, haul handle, and light loop 24L 1512 c.i. Assorted XXX-Large (700+ c.i.)