Cameta Camera offers the Zeikos Sling SLR All Weather Camera Backpack in Black/Silver, model no. ZE-BP2-S, for $16.95 with free shipping. That's the lowest total price we could find by $12. This all-weather backpack holds a digital SLR camera with up to four extra lenses and accessories. It features a padded shoulder strap, adjustable Velcro dividers, built-in microfiber cloth, and more.