Roll-Top Closure Dry Bag Waterproof Backpack Sack

Color :
Red Brown
$62.99 USD

MIER 30L Waterproof Dry Backpack is a trust-worthy partner you can always count on with high performance. It features roll top with buckle closure design and fully welded seamless construction to keep your stuff dry when you're trekking through the rain or floating down the river. It is a well-equipped backpack with outer pockets for easy access and an inner pocket to keep things organized. You can carry it by handle or like a backpack with included top grab handle and dual comfortable backpack straps. It would definitely be a relaxing trip if you go hiking, cycling, boating, rafting, kayaking, or other outdoor sports with MIER waterproof backpack.

MIER Waterproof Backpack

Capacity: 20-30L
Whole Size: 12"L X 6"W X 28"H
Main Compartment: 100% waterproof
Outer Pocket: Splash-proof
IPX-6: Protected against high-pressure water stream from any angle
Weight: Only 2 LBS
Capable Weight: Capable of holding weight up to 25 kg
Feature: Easy to clean both inside and outside
Pockets: 4 extra pockets for different needs
Closure: Roll-top closure design provides you an adjustable function
Durability: All of our products undergo rigorous testing to ensure you receive the most dependable and durable waterproof product available

MIER Waterproof Backpack

Note: This product only ships to US Addresses!

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Free Shipping On All Orders, No Minimum Purchase.

Delivery Information 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 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, 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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