Occasionsoutdoor genderunisex activitycamping hiking traveling cyclingbike climbing typelaptop pack hiking backpacking pack others backpack cycling backpack hydration pack water bladder daypack capacity l30 supportsuspensionno removable supportno capacity range l20 30 materialnylon functionwaterproof multifunctional laptop packs wearable brandmaleroads net dimensionscm503014 production modeself produce