REI Outlet offers the Oakley Works 30-Liter Backpack
in Skydiver Blue for $26.73
. Opt for in-store pickup
to dodge the $5.99 shipping charge. That's the lowest price we could find by $13 for a shipped backpack. It features a padded sleeve with side-access panel for up to a 15" laptop, mesh back panel and shoulder straps, optics pocket, optics holster, water bottle pocket, and organizer panel.