48x18'' Fish Cooler Bag
48x18'' Fish Cooler Bag
48x18'' Fish Cooler Bag
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Perfect for fishing and fresh catch transport, featuring heavy-duty waterproof construction and long-lasting insulation.
Durable 22oz Waterproof Tarpaulin
Double-sided 22oz polyester resists punctures, abrasions, and UV damage. Heat-welded seams create a 100% leak-proof interior.
1/2" Closed-Cell Foam Insulation
Keeps ice solid for 24–36 hours in 99°F (37°C) tests — ideal for long fishing trips or overnight storage.
Reinforced Nylon Zipper
Wide-opening zipper for easy loading. Not fully waterproof, but the welded body prevents leaks during normal use.
Easy Drain & Quick Clean
Rinse with mild soap, drain, and invert to dry. Smooth liner prevents odor and slime buildup.
Compact & Portable
Folds flat for tight boat lockers or truck beds. Side handles and padded straps make carrying heavy catches easy.
Specifications
• Size: 48''L × 18''H
• Capacity: 35QT ≈ 40L
• Insulation: 1/2" closed-cell foam
• Material: 22oz waterproof tarpaulin
• Zipper: Reinforced nylon
• Seams: Heat-welded, fully sealed
• Weight: Approx. 3.5 lbs
Note: Nylon zipper is not waterproof, but the welded bag body is completely leak-proof during normal use.
Shipping & Delivery
Shipping & Delivery
All orders are shipped within 2 business days unless affected by stock transfers or warehouse adjustments.
1. For U.S. customers, shipping is free on orders over $39.
2. For Japan customers, free standard shipping is available.
3. For customers in other countries, we offer international shipping and share part of the cost. Please email order@buybuffalogear.com or leave a message with your product and address for the best shipping quote.
Return & Refund
Return & Refund
1. Order Cancellations
You can cancel your order for a full refund before it is shipped.
2. Standard Returns
You may return items within 30 days of delivery if they are unused and in the original packaging.
3. Quality Issues
For manufacturer or quality problems, we offer free repair or replacement within 1 year. Even after 1 year, you can still contact us for repair support.
4. Non-Quality Returns
For returns not related to quality issues, customers are responsible for return shipping costs.
5. Non-Refundable Items
Items returned after 30 days or damaged by the customer are not eligible for a refund.
6. Refund Processing
Once your return is approved, your refund will be processed within 2–5 business days to your original payment method.
Easy Care
Easy Care
Rinse with soapy water and wipe off any stains
Clean any sand or salt from the zipper to prevent damage
Contact Us
Contact Us

Much easier to carry than my ice chest.I have a 12 foot boat and ever since I've been using this bag there is so much more room on the boat.Also does a good job of keeping my fish nice and cold.Would highly recommend this brand to anybody.
I purchased the 48" bag. It is made from heavy materials and it seems like it will last a long time. Used it on a salmon fishing trip. I didn't catch any fish but it kept my beer ice cold all day.
For the money this thing is good. I’ve had no water getting between the liner like other people complain about. I put a 20 bag of ice in it one day around 11. Fished all day but got skunked so I never had to reopen the bag. Threw it in the back of my truck. The next day I went to clean everything out of my truck and there was still a lot of ice. See pic. This was summer in SoCal so that impressive. My only gripe is I wish it had a flat bottom so it can expanded more and stand upright. A few weeks ago we put in a 15 lb dorado and a few 10 lb yellowtail and it was getting tight.
I bought on 48in loved the bag, but half a year later, the plug began to leak while fishing! Try to adjust but it looks like it will get tight and slips to loose.