Be seen day or night with the 100% waterproof high visibility Pro-Vis Backpack. Perfect for water sports and all types of activities, including cycling. The high visibility Orange 20 Liter Pro-Vis Backpack protects your gear from water, sand, dirt and dust while keeping you visible and safe. OverBoard stuffed this waterproof bag full of handy features too, like an LED light attachment loop, large internal zip pocket (no more rooting around for keys!), elastic front webbing and more.