Columbia 190031 Silver Ridge 30L Backpack

Information:100% nylon with PU coatingTechlite? shoulder strapsMain compartment with interior hydration or laptop sleeve, fits most 15? laptopsBackdraft ventilated back panelMulti-point adjustable compression strapsThree organizational pocketsSternum strap with rescue whistleTwo water bottle pocketsReflective zipper pullsTrekking pole attachmentsStowable rain coverAdjustable hip belt with accessory pockets