Large Roll Top 100% Waterproof Insulated Backpack Cooler

Brand: MIER
SKU: 10100085-287
Product Type: Backpack Cooler
Regular price
$90.99 USD
Regular price
$129.99 USD
Sale price
$90.99 USD
Save $39.00 USD
Color: Black
Size: 50L
Subtotal: $90.99 USD
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Free Shipping & Tax
Free standard shipping on all orders, tax included
30-Days Free Return

Easy returns & exchanges

  • Material: Tarpaulin
  • Waterproof: 100%
  • Closure Type: Roll-top
  • Capacity: 30 Cans / 52 Cans
  • 30L Size: 12.75'' x 8.3'' x 18'' (LxWxH)
  • 50L Size: 15'' x 8.5'' x 23.25'' (LxWxH)
  • Weight: 3.85lb / 4.6lb

Large waterproof  cooler backpack

If you are beaching, camping, hiking or on any great adventure, be sure to take this waterproof backpack cooler with you. This innovative backpack is smartly constructed, MIER understands the requirement for portability and has high-end workability. The backpack features a large capacity, a welded tarpaulin exterior, buckle straps, carry handles, mesh pockets, side bottle pockets and tie-down straps. In addition to that, this cooler backpack has ventilated and padded straps for a comfortable carrying option, with sternum straps and waist straps to distribute the load. Inside a heat-sealed, waterproof lining to guard against leaks. Designed for roll-top closure, meaning no leaky zippers and easy access to load and unload the cooler. Plus, to make the pack even easier to roll up once packed, there is an extra air valve to help release extra air from the insulated portion.


  • Waterproof and Leakproof Cooler Backpack ---- Made with top quality and abrasion-resistant Tarpaulin material, fully welded seams, hook & loop closure and roll-top with buckles to ensure a waterproof seal, zipper-less design ensuring zero risks of leaking. Interior with thick premium thermal insulation and food-grade PEVA material lining, heat-welded seams prevent soft liner leaks and easy cleaning
  • Roomy Cooler Bag ---- Available in 30L and 50L, wide-mouth main compartment, large enough to fit more than 52 Cans (30L can fit 30 cans), 1 front mesh pocket, 2 side pockets with spring buckles to tighten the stuff from falling down, small zipper pocket on both side waist strap to organize your values; Bungee cords, daisy chains and adjustable webbing straps with buckle closure on front for extra attachments
  • More Thoughtful Details ---- A knob on the front that lets in the air or helps purge the air when folding at the top; heavy-duty EVA reinforced bottom; DURAFLEX buckles and reinforced stitches to guarantee long-lasting use; Reflective details on the front and bungee cords provide extra security; The main compartment lining can be pulled out, easy to clean; Great design for Camping, Hiking, Picnic, Fishing, Kayaking and other outdoor sports
  • Comfortable to Wear ---- MIER cooler backpack was designed with a fully adjustable cushioned backpack strap with sternum straps and waist strap to distribute the load, 2 thick padded on the rear for ventilation and comfort carry on the back, 1 top grab handle for versatile carry

Product Specifications:


  • Whole bag dimension: 15L*8.3W*35.4H inch
  • Roll down the top dimension: 15L*8.3W*23.2H inch
  • Weight: 4.6 lb
  • Capacity: 52 cans


  • Whole Bag Dimension: 12.8L*8.3W*27.5H inch
  • Roll down the top dimension: 12.8L*8.3W*18H inch
  • Weight: 3.85 lb
  • Capacity: 30 cans

Delivery Information

MIER 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.

All orders are estimated to ship typically within 1 to 2 business days after the order is placed. Shipping days exclude weekends and holidays.

Currently, we are offering Free Standard Shipping everyday on ALL Orders No Minium Purchase. Our standard shipping method is ground shipping. We will ship your order via any of the major mail carriers, including UPS, FedEx, DHL and the United States Postal Service. At this time we are unable to provide the option to choose your carrier of choice.

Orders shipping to APO/FPO addresses will be unavailable. We do not ship to PO Boxes. If your package is not able to be delivered, it will automatically be returned to us. Email us at to figure out your options for re-delivery!

Free Standard Shipping

  • 3 to 7 Business Days to the US from US warehouses
  • 7 to 14 Business Days to Asia and Europe
  • 10 to 25 Business Days to Other Areas

Expedited Shipping

  • 1 to 3 business days to the US, additional $15 needed
  • 5 to 10 Business Days to Asia and Europe, additional $30 needed
  • Other areas are not available

International Shipping (Except United States)

  • Your package may be subject to the customs fees and import duties of the country to which you have your order shipped. The recipient is responsible for all duties and taxes incurred. MIER cannot determine these fees during the checkout process.
  • It usually takes 7 - 25 business days for international orders to be delivered. The product gets handed to your local post office on arrival in your country and as such, delivery times will vary by country depending on the efficiency and expediency of your postal service.
  • You cannot cancel the order if the product is already shipped out. In this case, please send us a return request when you receive the parcel.

Tracking Your Order

Once your order leaves our warehouse, a tracking number and tracking link will be emailed to you. Tracking codes take one business day to activate.

Backordered Items

If an item is out of stock you will be contacted as soon as possible. You will have the option of waiting for the back ordered item, splitting the shipment and having all the in-stock items sent immediately, choosing a replacement item or canceling the backordered item.

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 be in brand new condition with the original tags still attached for full credit.

Please review our Return & Refund Policy for more detailed information.

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