Extra Large Heavy-Duty Waterproof Travel Duffel Bag

25 In stock
$57.99 USD
Size Guide
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Black Red
Black Grey
Red Blue
Dark Blue
$57.99 USD
MIER waterproof dry bag - your trusted playfellow for every adventure
The MIER dry bag backpack makes one of the best companions for your next hiking trip, surfing vacation or snowboarding escapade. With an excellent 60L/ 150L large capacity, you can indeed fit in all that you need - with room left for souvenirs!
  • Large Capacity Dry Backpack --- Design with 2 sizes of 60/150L, enough room for your sports gear and traveling necessities. The large splash proof pocket in the front for ease of access
  • Multiple Carrying Ways --- With heavy duty top/end grab handles, suitable for 2 people to lift together. The dry sack sports bag comes with D shape buckles that can also be easily lashed to the top of a vehicle or hang a water bottle
  • Best Waterproof Backpack --- Heat-sealed seamless technology and roll-down top seal make it waterproof to the IPX6 standard (protected against powerful water jets), keeping your stuff dry. There is an air valve that can release excess air by yourself
  • Comfortable to Wear --- The waterproof rucksack bags equipped with ergonomic 21" wide breathable padded shoulder straps, which are really comfortable to wear along with a sternum strap
  • Versatile Duffel Backpack --- MIER sturdy waterproof gear bag ideal for boat, kayak, camping, traveling, motorcycle, beach ...

Durable Grab Handle "X" Double Reinforced Padded & Breathable Back
100% Waterproof and Dirtproof 60L & 150L Heavy Duty Backpack Strong and Ripstop Material Excellent Roll Down Sealing
The MIER duffel bag features sonically welded seams, which creates a solid-state weld that is guaranteed to keep moisture and dust at bay. The dry sack backpack has two capacities to choose from 60L or 150L to meet your different needs. Easily pack the equipment you want to bring. This backpack duffle is made of Water and Tear Resistant 500D Laminated tarpaulin, strong and durable. High-density welded with heavy duty buckles. The roll top sealing system makes the waterproof dry bag backpack easy to open/close, can easily pack tighter or expand larger depending on your needs.

Free Shipping On All Orders, No Minimum Purchase.

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.


  • 10 to 15 Business Days to Asia and its neighbor countries
  • 10 to 20 Business Days to the US and Europe
  • In-stock items will ship within 24-48 hours


  • Needs to make up the difference compared to standard shipping, please contact us before ordering
  • In-stock items will ship within 24-48 hours

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

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