The first time you head out fishing by boat along the Iztapa coast, you learn a lesson fast: no matter how calm the sea looks, something is going to get wet. Constant spray, an unexpected wave, or just setting your backpack on the boat floor — without a real dry bag, your phone and camera are at genuine risk. Here's what we use and recommend.
What Actually Makes a Bag Waterproof
Not every "water-resistant" bag is a dry bag. Look for a roll-top closure — you fold it down three times and snap it shut, that's what actually seals, not a regular zipper. The material should be PVC or TPU rated at least 500D so it can rub against the boat floor without tearing. And if you're packing electronics, a separate waterproof pouch inside the bag is a cheap extra layer of security.
The Dry Bags We Recommend
Earth Pak Waterproof Backpack with Phone Case
Earth Pak is one of the most trusted names in dry bags — this backpack comes with a waterproof phone case included, handy for photos of your catch without risking your phone.
⭐ 4.8/5 on Amazon
See price on Amazon →Earth Pak 50L Waterproof Duffel Bag
50 liters in duffel-bag format — enough for a full change of clothes, a towel, and snacks on a full-day outing.
⭐ 4.7/5 on Amazon
See price on Amazon →Earth Pak Dry Bag with Zippered Pocket
An extra zippered pocket for whatever you need quick access to (keys, sunscreen) without opening the whole sealed compartment.
⭐ 4.7/5 on Amazon
See price on Amazon →Unigear Multi-Size Dry Bag with Phone Case
Comes in several sizes (2L to 40L) — handy if you'd rather keep electronics in a small bag separate from clothes in a bigger one.
⭐ 4.6/5 on Amazon
See price on Amazon →110L Waterproof Marine Duffel, 700D PVC
110 liters of 700D PVC marine-grade duffel — for long outings where gear for several people ends up on the same boat.
⭐ 4.6/5 on Amazon
See price on Amazon →| Bag | Capacity | Extra | Best for |
|---|---|---|---|
| Earth Pak backpack | Variable | Phone case included | Electronics + everyday use |
| Earth Pak 50L duffel | 50L | Reinforced straps | Change of clothes + day gear |
| Earth Pak with zipper | Variable | Quick-access pocket | What you need within reach |
| Unigear multi-size | 2L-40L | Phone case | Keeping electronics separate from clothes |
| 110L marine duffel | 110L | Reinforced 700D PVC | Groups, long outings |
Frequently Asked Questions
Do I need a dry bag if I'm only fishing from shore?
Less critical, but still useful against sudden rain or wading through a wet spot. For a boat trip, it's practically mandatory.
Do these bags float if they fall in the water?
Most properly sealed dry bags float with trapped air inside — but don't rely on them as a flotation plan; they're meant to keep your gear dry, not to work as a life vest.
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