When you compare our external frame packs to some of our competitors, you"ll quickly notice that you get more features for a lower price with ALPS.. without sacrificing quality. * As ALPS"s reputation for quality packs has grown, we"ve had numerous requests for external packs. * For 2011, we"ve designed the Bryce to join the family of extremely popular external packs. * The Bryce has 3600 cubic inches of space and has a sleeping bag compartment and top loading access. * There are various pockets to keep your gear organized and important items handy.