Waterproof nylon Outdoor Hiking sports backpack  

Waterproof nylon Outdoor Hiking sports backpack  The ideal size for a small travel backpack is 30 liters, which is big enough to hold the ten essentials and extras for a personal climb.  shoulders backpack can be as small as 10 liters or as large as 40 to 50 liters.  If you are a frequent leader or carry a teammate (or a child), you may need a running backpack of 40 liters or more.  In most cases, a canvas backpack capacity of 30 liters is a standard capacity and the most popular choice.  But if your activities range from hiking in summer to skiing in winter, you may need more than one shoulders backpacks.  Consider your needs to determine your backpack choice.  Product Features MOQ 500pcs Model LC-B1021 Material Type Polyester Size 20'' Dimen…