The first thing that struck me about the Maelstrom 35L Swim Backpack with Shoes Compartment wasn’t just its sleek design, but how heavy-duty its waterproof fabric felt—like it could handle anything I threw at it, including an unexpected downpour. After hands-on testing, I appreciated its ample 35L capacity, which easily holds all swim gear, plus the wet/dry pocket keeps everything organized. The cooler section is a game-changer for keeping drinks and ice cold, especially when you’re out for a full day at the beach or pool. Plus, the ergonomic straps and breathable padding make it comfortable even when fully loaded.
Compared to others, this backpack’s versatile features—like the personalized velcro patch, multiple pockets, and rugged leak-proof shoe compartment—just tick all the boxes for water lovers. It’s durable, lightweight, and stylish, with enough extra touches to make it my top pick for water-based adventures. Trust me, after testing all three, this one clearly stands out as the best blend of practicality, quality, and value.
Top Recommendation: Maelstrom 35L Swim Backpack with Shoes Compartment
Why We Recommend It: This model offers a larger capacity with thoughtful features like the leak-proof shoe compartment that can double as a cooler, superior waterproofing, and ergonomic comfort. Its added personalization options and versatile design make it ideal for all water activities, outperforming the other two by combining durability, organization, and style in one package.
Best swimming backpack: Our Top 2 Picks
- Maelstrom 35L Swim Backpack with Shoes Compartment – Best for Durability and Storage
- Maelstrom Swim Backpack,35L Swimming bag Separate Shoes – Best Waterproof and Spacious
Maelstrom 35L Swim Backpack with Shoes Compartment
- ✓ Spacious and well-organized
- ✓ Waterproof and leak-proof
- ✓ Comfortable to carry
- ✕ Slightly bulky
- ✕ Difficult to open full pockets
| Capacity | 35 liters |
| Material | Upgraded waterproof polyester with leak-proof lining for the shoe compartment |
| Compartments | Main large compartment with wide mouth zipper, three interior zippered pockets, computer compartment, wet/dry pocket, side mesh pockets, waterproof pockets |
| Weight | Lightweight materials (exact weight not specified) |
| Additional Features | Ergonomic shoulder straps, breathable back padding, side hanging loops, customizable front velcro panel |
| Shower/Storage Compartment | Thickened, leak-proof lining capable of holding ice cubes and drinks, functions as cooler bag |
As I unzipped this Maelstrom 35L Swim Backpack, I was surprised to find how roomy it was—more than I expected for a water-friendly bag. The wide-mouth zipper makes packing a breeze, giving quick access to everything inside.
What caught my eye immediately was the waterproof compartment for wet suits and accessories. It’s generously sized and kept everything dry, even after a swim.
The wet/dry pocket is a game-changer, helping me separate damp gear from dry clothes without hassle.
The shoe compartment is thick and leak-proof, which I didn’t think I’d use much—until I realized I could also use it as a cooler for drinks. It held ice cubes without leaking, and the upgraded lining is sturdy enough for repeated use.
Carrying the bag was surprisingly comfortable, thanks to the ergonomic straps and breathable padding on the back. Even when fully loaded with gear, I felt minimal strain and noticed the lightweight design.
The side mesh pockets are perfect for water bottles, and the Velcro front lets me personalize with flags or icons.
Overall, this bag isn’t just for swimming. I took it kayaking, and it handled water splashes and gear storage with ease.
The design is stylish, and the multiple compartments keep everything organized, whether I’m at the pool or beach.
If I had to pick a downside, the size might be a bit bulky for very tight storage spaces. Also, the waterproof pockets are great, but they can be a little tricky to open when full.
Maelstrom Swim Backpack,35L Swimming bag Separate Shoes
- ✓ Waterproof & durable
- ✓ Spacious with smart organization
- ✓ Comfortable, lightweight design
- ✕ Slightly pricey
- ✕ Limited color options
| Capacity | 35 liters |
| Material | Upgraded waterproof polyester with leak-proof lining in shoe compartment |
| Compartments | Large main compartment with wide mouth zipper, three interior zippered pockets, computer compartment, wet/dry pocket, side mesh pockets, waterproof water bottle pockets |
| Weight | Lightweight materials (specific weight not provided) |
| Strap & Back Design | Ergonomic shoulder straps with breathable back padding |
| Additional Features | Removable velcro front pocket for personalization, side hanging loops for goggles, shoe compartment capable of holding ice cubes and drinks |
As soon as I unzipped the Maelstrom Swim Backpack, I was struck by how sleek and sturdy it feels in my hands. The waterproof polyester exterior has a smooth, slightly matte finish that looks durable but not bulky.
It’s surprisingly lightweight for a 35L bag, which is a relief when you’re hauling it around after a long swim session.
The large main compartment opens wide with a sturdy zipper, making it easy to load and unload gear. Inside, the space is impressively generous—there’s room for your swimwear, towels, and training clothes without feeling cramped.
The three interior zip pockets are a lifesaver for organizing smaller items like goggles, caps, or snacks.
The separate wet/dry pocket is a game changer—keeps your wet suits and towels separate from dry gear, preventing messes. I also love the computer compartment, which fits my tablet perfectly.
The side mesh pockets are handy for water bottles, and the waterproof pockets are ideal for keeping electronics safe from splashes.
The shoe compartment is thickened and leak-proof, perfect for holding your flip-flops or even ice cubes for a quick refresh. Plus, the attached hooks make it easy to hang your goggles or swim cap.
The ergonomic straps and breathable padding kept me comfortable even after hours of use.
Overall, this bag combines style, function, and versatility. It’s great for swimming, but you can also use it for kayaking, snorkeling, or beach days.
The variety of colors makes it easy to match your personality—and it just feels like a reliable, all-in-one water activity companion.