Whether youAAAre heading out on an overnight adventure or simply like to be well-prepared for a day of climbing, the cavernous Black Diamond 50 Caliber Backpack holds everything youAAAll need. This functional pack features an aluminum-stay frame and a haul bag-style bottom that helps it stand upright for easy loading and unloading through the top access. Padded shoulder straps and a removable, dual-density hip belt add comfort when toting heavy loads , and a tuck-away helmet holder and rope strap allow you to attach extra gear onto 50 CaliberAAAs durable 1260D exterior.