Closed headphone jack
D-RingD-Ring hang your key flog/Watch, Securing carabiner clips, walking poles. | External USB Charging PortWith built-in USB PORT outside, this laptop backpack is convenient to charge your cell phone by the connected power bank. | External Headphone PortWith built-in Headphone PORT outside, this 40 litre backpack is convenient to listen to music and more by connecting your phone anytime, anywhere. | Trekking PoleAttachment/Stretchy String to hold the hiking sticks. |
Stress Points Are ReinforcedAll load-bearing points and shoulder straps are reinforced with lap-knots to make this back pack long lasting. | Durable and Smooth Two-Way ZipperWith wave line zipper extension line, more convenient and less effort when using | Top Zip PocketCan put some valuable and small things, such as cell phones, keys, or credit cards, passports, etc. | Anti-scratch and Waterproof fabricHiking backpack is made with high quality tear and water-resistant fabric, which provides strength and long-lasting performance even in rainy days. |
Adjustable Compression Straps/Side Strap bucklesCondense your load and reduce bulk by tightening, or loosening the buckle fastenings when extra space is required. | Great Carrying SystemThe back panel, shoulder straps and large hipbelt supports are thickly padded, which can effectively relieve shoulder pressure and reduce fatigue during travel. | Adjustable shoulder and chest strapThe straps can't slide down over the shoulders when the pack is heavily loaded, which keeps the stability of the backpack and saves labor. | Bottom attachment strapsCan external hanging straps can be used to carry larger items such as trekking poles, sleeping bags, sleeping mats or cushions, tents, hammocks, etc. |
Foldable | NO | YES | YES | YES | YES |
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External USB connector | YES | NO | NO | NO | NO |