Expandable Anti Theft Flight Carry On Backpack

$59.99 USD

MIER Flight Carry on Backpack

MIER flight-approved carry on backpack can fit in the overhead bin, and with compression straps on the sides, you can compact it down quite a bit to make it fit the space. It has a top handle and a side handle, plus padded, air-mesh straps that stowaway at the back of the pack, so it can be carried as a backpack, a duffle bag, or as a suitcase, depending on your needs. There are three main compartments, all with anti-theft lockable zippers. It also has an RFID safe pocket that keeps your electronic gear safe from hackers, which is getting exponentially more important by the year. The middle large compartment with tie-down straps are generous in length and adjust from “high” to “low” cinch positions, keeping belongings from shifting. The great bonuses are separate laptop compartment & tablet sleeve (fits up to 17.3-inch laptop), a side water bottle pocket and waterproof rain cover. Perfect for business occasion, traveling, weekend sleepovers, school and other outdoor activities.


  • Expandable Duffel or Backpack? ---- You can own them all at once! MIER Carry on Luggage Backpack designed with thicken padded backpack straps which also can be hidden on the back button compartment; Adjustable sternum strap and removable belt strap to help with added comfort in case of a heavy load; Top and side soft foam padded grab handles for multiple carrying ways and allow to convert into a portable duffel bag
  • Anti-theft Zippers & RFID Protection ---- Design with lockable zipper head for easy padlocking to protect item privacy (LOCK IS NOT INCLUDED). RFID protection pocket perfect for credit cards, passports, driver's licenses, etc., protecting your personal information from being stolen. The whole bag dimensions: 12.6"L*7.8" W*19.7"H (30L) and expands to 12.6"L*9.8" W*19.7"H (40L). Tons of different pockets make your items organized and easier to find
  • Laptop Compartment & Multiple Pockets ---- The first zipper compartment with a front zip pocket, interior features slot pockets for travel essentials. The middle zipper compartment with an inside zipper pocket is expandable design, the lay-flat construction makes for easy packing and thoughtful features like an adjustable suspension system ensure it stays comfortable even when it's stuffed to the gills. The third zipper compartment with padded laptop & tablet sleeve fits 17.3” laptop
  • Rain Cover & Thoughtful Design ---- 1 rear compartment for hiding detachable backpack straps; 1 side external zipper mesh pocket for water bottle; 4 exterior compression straps are carefully placed to provide maximum compression and reduced stress on the zippers; 1 waterproof rain cover protects your backpack from rain; 1 luggage strap at the back can be easily attached to the trunk; 1 secret small pouch on strap is perfect for small items. All compartments are designed with anti-theft zippers
  • Limited Manufacturer's Warranty ---- TWO-YEAR for MIER Business Travel Duffle Backpack. We stand behind our products. If a product fails because of a defect in material or the quality of workmanship, we will repair or replace it free of charge. MIER takes pride in the quality of our products and warrants that the materials and workmanship will be free of any defects. Our factories follow a strict set of specifications and quality standards, however, if a problem develops, please contact us

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Delivery Information

Miersports.com understands that getting your items in a timely manner is important to you, so we process your order swiftly. Please note that because we make every effort to ship your product as quickly as possible, once the shipping process begins, we are unable to make any changes to your order.


  • 3 to 7 Business Days to the US from US warehouses
  • 7 to 14 Business Days to the Europe
  • 10 to 15 Business Days to Asia and its neighbor countries


  • 1 to 3 business days to the US

All orders are estimated to ship typically within one to two days after the order is placed. Shipping days exclude weekends and holidays. At this time, we are currently free to ship to limited countries listed on our website, other countries please email info@miersports.com in advance. Most of Miersports' products will ship from our factory warehouse. All free shipping products will ship via standard shipping. Orders shipping to APO/FPO addresses will be unavailable. We do not ship to PO Boxes.

Returns Policy

We strive to provide the best customer experience. If for any reason you are not satisfied with the product you purchased from miersports.com, you may return it within 30 days of delivery for a full refund minus any shipping charges. We just ask that the product is in brand new condition with the original tags still attached for full credit.


If you're unhappy with your purchase, please take the following steps:
Simply fill in the details on the returns form within 30 days of delivery to return your item(s). Please include your Order ID and reason for your return in the form for documentation purposes. Don't know your order number? Sign in to your account to process returns. During the returns period, we will respond with authorization and instructions for returning your item(s). A full refund of the purchase price (minus any shipping charges) will be issued in the form of the original payment for all items confirmed returned in a re-saleable condition. Refunds may take between 5-7 business days to process once an item has been delivered to our warehouse. Typically, refunds show up on your credit/debit card within 2 business days after the refund is issued. If you run into any problems, feel free to contact us here

Customer Review

Expandable Anti Theft Flight Carry On Backpack
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