Super hot! Several others have checked this out in the last few hours
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Product Details

Size: KS3140W-13inches (27cm*16cm*43.5cm)

KS3140W-15inches (31cm*19cm*46cm/ 12.2″x 7.4″x18.1″)

KS3140W-17inches (37cm *22cm*50cm)

KS3144W-15inches (31cm*13cm*46cm/12.2″x5.1″x18.1″)

Note: There is no mobile power comes with the backpack inside.

If you want to use External USB Charge Function, you have to do as follows:

1.Buy a mobile power

2.Connect your mobile power with the USB interface inside the backpack

3.Connect your phone with the USB interface outside the backpack

4.Charging begins.

There are 2 kinds of mobile power in the market.

1:Plug in your phone, you can start charging

2:Plug in your phone also need to press button of mobile power then start charging

To cope with this backpack, we suggest purchase of the first mobile power.

Item Specifics
Item Type:
Backpacks Type:
Lining Material:
Solid Bag
Main Material:
Brand Name:
Interior Compartment,Computer Interlayer,Interior Slot Pocket
Rain Cover:
Closure Type:
Carrying System:
Air Cushion Belt
36-55 Litre
Handle/Strap Type:
Soft Handle
Pattern Type:
Model Number:
Shipping & Payment


We are proud to offer international shipping services that currently operate in over 200 countries and islands world wide. Nothing means more to us than bringing our customers great value and service. We will continue to grow to meet the needs of all our customers, delivering a service beyond all expectation anywhere in the world.

How do you ship packages?

Packages from our warehouse in China will be shipped by ePacket or EMS depending on the weight and size of the product. Packages shipped from our US warehouse are shipped through USPS.

Do you ship worldwide?

Yes. We provide free shipping to over 200 countries around the world. However, there are some locations we are unable to ship to. If you happen to be located in one of those countries we will contact you.

What about customs?

We are not responsible for any custom fees once the items have shipped. By purchasing our products, you consent that one or more packages may be shipped to you and may get custom fees when they arrive to your country.

How long does shipping take?

Shipping time varies by location. These are our estimates:
Location *Estimated Shipping Time
United States 10-30 Business days
Canada, Europe 10-30 Business days
Australia, New Zealand 10-30 Business days
Central & South America 15-30 Business days
Asia 10-20 Business days
Africa 15-45 Business days
*This doesn’t include our 2-5 day processing time.

Do you provide tracking information?

Yes, you will receive an email once your order ships that contains your tracking information. If you haven’t received tracking info within 5 days, please contact us.

My tracking says “no information available at the moment”.

For some shipping companies, it takes 2-5 business days for the tracking information to update on the system. If your order was placed more than 5 business days ago and there is still no information on your tracking number, please contact us.

Will my items be sent in one package?

For logistical reasons, items in the same purchase will sometimes be sent in separate packages, even if you've specified combined shipping.

If you have any other questions, please contact us and we will do our best to help you out.


Order cancellation

All orders can be cancelled until they are shipped. If your order has been paid and you need to make a change or cancel an order, you must contact us within 12 hours. Once the packaging and shipping process has started, it can no longer be cancelled.


Your satisfaction is our #1 priority. Therefore, you can request a refund or reshipment for ordered products if:

  • If you did not receive the product within the guaranteed time( 45 days not including 2-5 day processing) you can request a refund or a reshipment.
  • If you received the wrong item you can request a refund or a reshipment.
  • If you do not want the product you’ve received you may request a refund but you must return the item at your expense and the item must be unused.

We do not issue the refund if:

  • Your order did not arrive due to factors within your control (i.e. providing the wrong shipping address)
  • Your order did not arrive due to exceptional circumstances outside the control of jonaki (i.e. not cleared by customs, delayed by a natural disaster).
  • Other exceptional circumstances outside the control of

*You can submit refund requests within 15 days after the guaranteed period for delivery (45 days) has expired. You can do it by sending a message on Contact Us page

If you are approved for a refund, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within 14 days.


If for any reason you would like to exchange your product, perhaps for a different size in clothing. You must contact us first and we will guide you through the steps.

Please do not send your purchase back to us unless we authorise you to do so.

Customer Reviews
5 (8 reviews)
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29 Aug 2018

Order more than once, all are high quality, the one on the left at 15, and right on the 13. Ordered the brother, even put a gift, highly recommend.

28 Aug 2018

Excellent backpack! A Little big for 12 years, but not critical. The straps are no pockets for phone.

28 Aug 2018

Backpack was delivered directly to the door, mega fast (was sent from Russia). Backpack oooooochen cool, all locks neat, quality coolest)))) Very satisfied purchase))) now we will check the wear resistance)))) PS. Gift went mouse pad: 3

28 Aug 2018

Backpack great. WITH these larger. Super capacitor, very duzo pockets. Recommend. Free Shipping pad game Mouse. Thank you.

27 Aug 2018

Backpack got a week, son of very satisfied)) thanks to the manufacturer and store! Solid, roomy. The growth of the son of 180 cm. Just as an athlete, all OK. For daily wear and can be taken of less. Currently take little red and smaller. Enter the seller in priority. Thank you very much.

25 Aug 2018

Excellent backpack! Have, 17 inch. Do not look awkward, despite the huge volume (husband). Straps tight, soft, can wear weight and shoulders not suffer) Many pockets, the sides and inside compartments, this is a huge plus!!! Sewed, for all travel do not break and not hurt! Would be cheaper, ordered to another for me))

23 Aug 2018

Backpack as was described and looks) Me very much and laptop placed) I AM very satisfied, have chosen this backpack) AND the store is very positive, parcel tracking. Ordered 13.08. 2018 arrived 22.08.2018) Thank you for the gift, very nice))) Seller recommend))) about The volume will add a later)) Hope all the highest level)))

18 Aug 2018

Nice backpack. Delivered quickly. A Little annoying that the department where reinforcement ribs up they just run into the zipper. Think over time in these areas will be a problem. Thank you for small gift. THE rest of the most comfortable urban backpack. The damage knife not try and do not want to. But still would like to pocket at the top under the handle was slightly 1-2 cm deeper -There would just got my smartphone, and so it will stick out, And Zipper zip.

Super hot! Several others have checked this out in the last few hours

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8 Reviews
26 days
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