Lumbar packs that you wear around your waist remain an important category because of security, for quick convenient access to cameras, cash & documents (quickly spin the pack to your front) and especially for those with back problems. Just like Day Packs
and Travel Bags,
Lumbar packs include organizers, comfortable padded harnesses, convertibility to a daypack are great features to look for. It is much more difficult to pickpocket a lumbar pack.