A lightweight. durable messenger. the Cumulus gets you where you need to go. Crafted from our new laminated TPX fabric. which is extremely water resistant. strong and lightweight. it's a messenger with more. Ideal for riding and commuting. with reflective detailing. water resistant fabric and zips. and internal zip pockets and key lanyard to safely store valuables. It even fits a laptop. while a third leg and adjustable strap ensure comfort. Sleek and durable. the Cumulus is a functional modern classic.