Water sports
MARCHWAY Floating Waterproof Dry Bag Backpack — Roll-Top Carry
Reviews
4.6/ 5
- 5 stars 10
- 4 stars 1
- 3 stars 0
- 2 stars 0
- 1 star 1
- Brand
- MARCHWAY
Product description
Construction and materials: This dry bag is made from thick, tear-resistant tarpaulin (ripstop-style) with reinforced, multi-layer panels. Seams are welded rather than sewn, and hardware uses heavy-duty buckles and robust stitched attachment points for durability in rough conditions.
Closure and flotation: The roll-top design forms a watertight seal when rolled 3–5 times and clipped shut. The rounded base helps trap air when closed, allowing the packed bag to float visibly if not overloaded. While it resists waves, splashes and snow, it is not rated for long-term submersion.
Sizes and carry options: Available in 5L, 10L, 20L, 30L and 40L capacities to suit short outings up to larger gear loads. The 5L and 10L models include an adjustable, removable shoulder strap for cross-body carrying. The 20L–40L sizes come with padded backpack straps for balanced load carrying as a waterproof backpack.
What comes with it: Each size is designed to fold into its own compact pouch for storage and transport. Larger models include backpack straps; smaller ones include a detachable shoulder strap. All versions feature a reinforced D-ring and lash point for securing the bag to a boat, kayak or rack.
Durability and use cases: Built to resist abrasion from rocks and frequent use, this bag suits rafting, kayaking, sailing, canoeing, river tubing, surfing, beach and water-park days. It also performs well for hiking, travel, fishing or hunting where protection from rain, sand and spray is needed.
Practical notes: For best performance, avoid overfilling, ensure the top is rolled tightly and clipped, and test flotation before relying on it to save essential items. The bag is ideal for keeping clothing, electronics in sealed pouches, food and towels dry on surface-level water exposures.
Pros
- Robust welded construction and tarpaulin fabric
- Roll-top seal traps air and provides visible flotation
- Multiple sizes with carry options for varied activities
Cons
- Not designed for prolonged underwater submersion
- Overfilling reduces flotation and seal effectiveness
- Some users report occasional sealing issues if not rolled correctly
VerdictA durable, purpose-built roll-top dry bag that keeps kit dry during paddling, beach days, motorbike trips or camp setups when sealed correctly. Strong construction and flotation are reliable for surface use; not intended for prolonged underwater submersion. Choose capacity by activity — smaller packs for day trips, larger models for overnight or gear-hauling.
Reviews
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Griselda Sanchez 5/5
Sturdy and roomy for beach supplies
Held a lot of drinks and food during a beach day. Very pleased and bought another as a gift for my sister.
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John doe 5/5
Excellent for tarp and camping kit
Fits multiple tarps, stakes and cordage with room to spare. Shoulder straps detach. Material feels impermeable and the sack compresses well against a pack for quick setup.
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Carolan Ivey 5/5
Kept my kit dry on a rainy motorcycle weekend
Picked the 30L for a short motorbike trip. It handled light rain, road dust and stayed sealed. I strapped it to the passenger seat, used a bungee for extra hold, and it fit two changes of clothes and toiletries. My CPAP didn’t fit with everything else but fits alone. Solid for my needs.
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Shawn 4/5
Small but effective
Compact, well-made and did exactly what I needed — kept items dry while on the water.
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Lisa W 5/5
Can be secured with a padlock for beach days
Useful on holiday — you can thread a padlock through the strap rings to deter opportunistic access while at the beach.
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Mandy Langa 5/5
Waterproof and backpack-capable — great for the lake
Plenty of room for all my lake essentials and comfortable to carry as a backpack. Kept everything dry.
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Suzy from Idaho 5/5
Good capacity and attractive pattern for kayaking
I bought the 20L in a floral print. Holds a towel, snacks, bottle and sunscreen comfortably. Performed well on a day of kayaking and later on beach/snorkel outings. Might try a larger size someday, but this one is convenient.
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M. Bruce 5/5
A well-received present
Bought one as a Christmas gift. My friend really liked it and uses it often.
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Sangyun Ga 5/5
Robust material and dependable waterproofing
Material is strong and it kept my items dry as advertised. Seems built to last.
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Rick Knowlton 5/5
Trusted it to protect everyone’s valuables while rafting
Took it on a rafting trip and everything stayed dry — phones, wallets and spare clothes. The tarpaulin is tough and the roll-top held up to splashes and bumps.
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Gio 1/5
Leaked repeatedly for me
Tried it multiple times and water kept getting in despite careful rolling. Small leaks ruined contents and the material developed cracks after a few days.
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DC 5/5
Solid construction with dual straps
Arrived with double straps suitable for backpack carry. The build feels solid and durable.
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