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Matein Gray Lunch Backpack for Adults


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Gray Lunch Backpack Description

  • Backpack Dimensions: 19 x 14 x 9 inches;
  • Lunch Box Compartment: 13.5 x 6.8 x 7.5 inches;
  • Item Weight: 1.09 kilograms ;
  • Capacity: 39L;
  • Backpack Lunchbox Material: Professional durable waterproof nylon fabric;
Matein Gray Lunch Backpack for Adults

Insulated Lunch Backpack for Picnic Hiking Camping College School Travel Work

Matein Gray Lunch Backpack for Adults

Smart Organizer

  • Easy to find what you need
  • Please Noted:
  • When you use the cooler compartment to storage foods, the main compartment will be divided into two layers - At this point, the upper layers can only support lightweight items like clothes, picnic blanket, etc
  • If you plan to carry heavy items in the main compartment, such as thick books and cameras, please keep empty of the lunch box compartment

Lunch Box Compartment

  • With inner high-density foam and leak-proof liner, making sure anti-leaking
  • Keep cool or warm about 2-4 hours
  • Suitable for Picnic Hiking Camping College School Travel Work

TSA Friendly

  • Fits Up to 17 Inch Laptops
  • Laptop compartment: 15 x 11 x 1.8 in
  • Simply unfold to flat, helping you go through the check point more fast and tidy
  • Thickened lining protects your electronic devices better

Matein Gray Lunch Backpack for Adults

Anti-theft Pocket

An anti-theft pocket on the back is for your valuables, like wallet, cellphone, credit cards, etc

USB Charging Port

Convenient charging port design - you can use your mobile phone while walking

Comfortable Padding

An anti-theft pocket on the back is for your valuables, like wallet, cellphone, credit cards, etc

Matein Gray Lunch Backpack for Adults

School Backpack, Laptop Backpack, Daily Backpack, Travel Backpack



to US Territories:

Delivery Times


Free Shipping Fee

2-5  business days



1-2 business days




Shipping rates depend on the order quantity and weight, you will see the freight charge during checkout


U.S orders: We have two warehouses in the states include Amazon warehouse. Most are sent via USPS/UPS ground. Specific service will be automatically chosen by our system when your order is processed, and depends on the size/weight of your order.

International Orders: We will ship all the international orders from our China warehouse where we manufactured the backpacks. We use China post as standard shipping method, it will take up to 2-3 weeks to reach your address. For express shipping, we have UPS/DHL/FedEx available.



Matein is not responsible for any customs, duties or import fees associated with receiving your Matein order.  



If your order contains an item that is on pre-order or backorder, it may not ship right away or it may be automatically split into multiple shipments.



Terms and conditions

  • Item(s) must be purchased from MATEIN.COM.
  • Items must be returned within 30 days and include all packaging and contents.
  • International orders are not eligible for returns.
  • Returned orders must have an RMA (return merchandise authorization) number before the order is returned to MATEIN
  • Please include all used and unused products to receive a refund.
  • Refund will be returned to the same card when you use to place the order.
  • Customer is responsible for return shipping and insurance on returns, except where defective or mis-shipped products are sent.
  • We do not refund shipping costs in either direction.
  • Please allow up to two weeks for refunds to be processed.
  • During Black Friday, Cyber Monday and other major promotional sale days, we cannot apply larger discounts retroactively.
  • If you made a purchase and a larger discount was offered after your purchase, we cannot apply the larger discount to a previous order.
  • If our shipping carrier attempts delivery to you and you don't get it because you’re not there, wrong address, moved without notifying us, and the package returns back to our warehouse, it will be the buyer's responsibility to pay the shipping fee to reship the order. When you receive your tracking #, please keep an eye out for the package.
  • Please use below form to request return and refund.


Start Your Return


Failure to provide us with the RMA number will result in an automatic $15 fee being deducted from the refund amount and possible refusal of the return.

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