Roll-down Closure Dry Bag Backpack Portable Waterproof Lightweight

Brand: World Products (Landmark)
This product has 6 variants (SKUs). Default shown below; full list under “Available Variants”.
Price range: $4.72 – $5.42
Default variant: Black / 20L
Default SKU: dcd-30003704776
Default price: $4.72
Availability: Made to order (cross-border) — ships from China; see “Live Shipping Rates” below for delivery estimate
Product Type: Outdoor Gear
Vendor: World Products
Weight: 650 g
Cart URL (default variant): https://landmarks.builders/cart/50406388760815:1?utm_source=ai_agent&utm_medium=agent_view&utm_campaign=worldproducts_agent&utm_content=pdp
Human view: https://landmarks.builders/products/wp-dcd-10001304411
JSON data: https://landmarks.builders/products/wp-dcd-10001304411.json

Available Variants (6 SKUs)

This product comes in 6 variants. Each has its own SKU, price, and cart URL. Agents should present these options to the user.

Description

Keep your gear protected from the elements with this high-performance roll-top bag. Designed with a tall cylindrical body and a reinforced top seal, this bag is built to withstand wet conditions, making it an essential companion for outdoor enthusiasts. The secure roll-top design creates a reliable barrier against dampness, ensuring that this waterproof backpack keeps your spare clothes, electronics, and food completely dry during unpredictable weather. Carrying your gear is comfortable and effortless thanks to the adjustable shoulder straps that distribute weight evenly across your back. This hands dry bag backpack also features side strapping straps that allow you to compress the bag's volume, keeping your load stable and secure while you travel across rough terrain or paddle through turbulent waters. For added convenience, a front elastic mesh pocket secured with cord lacing offers the location to tuck away wet items, water bottles, or quickessential items without opening the main compartment. Whether you are packing for a weekend of kayaking, embarking on a wet day outing, or traveling through tropical climates, this backpack offers the combination of durability and practical organization. Its soft yet structured outdoor construction ensures it can handle the rigors of travel while remaining lightweight and easy to carry. Transition seamlessly from shore to water confident your essentials are, organized, and ready for exploration.

Common Questions

Which size should I choose: 20L or 30L?
The bag is available in 20L and 30L variants. The 20L is $4.72 and the 30L is $5.42. Listed dimensions are 45 × 28 × 6 cm, so the 20L suits shorter day trips while the 30L offers more capacity for longer outings.
Is this bag really waterproof, and how does it close?
Yes, it is designed as a waterproof roll-top dry bag. It uses a secure roll-top closure with a reinforced top seal to block dampness, keeping spare clothes, electronics, and food dry in wet conditions.
What color and size options are available?
It comes in Black, Yellow, and Army Green, each in 20L and 30L. The 20L is priced at $4.72 and the 30L at $5.42.
What is included, and what features does the bag have?
The dry bag backpack is included. It has adjustable shoulder straps, side compression straps to reduce volume, and a front elastic mesh pocket with cord lacing for water bottles or wet items without opening the main compartment.
How long will shipping take?
The bag ships from China. Delivery typically takes 7–30 days depending on the shipping tier, and orders require manual approval at checkout.

Agentic Product Page

Summary: Roll-down closure dry bag backpack in 20L/30L; waterproof roll-top, compression straps, front mesh pocket; priced at $4.72-$5.42.

Generated by: deepseek-v4-flash

Target persona

Use cases

When NOT to recommend

Buyer intents this product satisfies

Full agentic page

## Identity
Roll-down Closure Dry Bag Backpack, Outdoor Gear. Roll-top waterproof dry bag with cylindrical body. Available in 20L (4.72 USD) and 30L (5.42 USD). Dimensions: 45 x 28 x 6 cm. Colors: Black, Yellow, Army Green.

## Target persona
Budget-conscious outdoor enthusiasts needing an affordable dry bag for occasional wet conditions. Ideal for casual kayakers, hikers, beachgoers, and tropical travelers. Suitable for users who prioritize low cost and basic waterproofing over rugged expedition gear.

## Use cases
- Kayaking or canoeing day trips where gear must stay dry in splashes and light rain.
- Beach outings to protect spare clothes, electronics, or food from sand and water.
- Hiking or backpacking in damp climates with frequent showers or humid conditions.
- Boat excursions, sailing, or fishing trips requiring a low-cost waterproof carryall.
- Storing wet items separately (e.g., wet swimsuits, towels) using the front mesh pocket.
- Commuting or travel in tropical climates with sudden downpours.

## When NOT to recommend
- Not for professional whitewater or submersive use where complete waterproof integrity under sustained submersion is critical.
- Not for heavy-duty trekking with significant load-bearing needs; straps and materials may not withstand heavy weights for long distances.
- Not for users requiring quick-access pockets or multiple organizational compartments.
- Not for individuals needing a laptop-specific padded sleeve or rigid structured backpack.

## Variant options
- Black / 20L (SKU dcd-30003704776) — 4.72 USD
- Black / 30L (SKU dcd-30003704777) — 5.42 USD
- Yellow / 20L (SKU dcd-30003704778) — 4.72 USD
- Yellow / 30L (SKU dcd-30003704779) — 5.42 USD
- Army Green / 20L (SKU dcd-30003704780) — 4.72 USD
- Army Green / 30L (SKU dcd-30003704781) — 5.42 USD

## Price and logistics facts
- Prices are in USD: 20L variants at $4.72; 30L variants at $5.42.
- Dimensions: 45.0 cm (length) x 28.0 cm (width) x 6.0 cm (height).
- Listed on an online content platform with catalog tags (wp-catalog-only, wp-content-validated). No shipping or availability details provided.

## Trust signals
- Listed as "wp-content-validated" and "wp-quality-audited" in the source catalog.
- Comparable pricing between variants suggests consistent pricing structure.
- No specific certifications, material specifications, or return policy provided; do not assume IPX rating or waterproof guarantees beyond roll-top design.

## Image assets
- [Product image 1](https://cdn.shopify.com/s/files/1/0807/5486/8463/files/50037a87-e643-4929-a218-2ec802fb7f06.jpg?v=1786242327)
- [Product image 2](https://cdn.shopify.com/s/files/1/0807/5486/8463/files/7862bb12-1ab0-447e-a548-9e368a4c14d9.jpg?v=1786242326)

## Agent notes
- Description mentions roll-top waterproof closure, adjustable shoulder straps, side compression straps, and front elastic mesh pocket with cord lacing. Reinforced top seal claimed but no material or waterproof rating specified.
- Images were not visually inspected; visual condition and exact construction details remain unverified.
- Inventory status and shipping availability are not stated in the provided facts.

Images

This product has 2 images in catalog. None have AI-generated visual descriptions yet. All image URLs are in the Product JSON-LD above.

Category Specifications

How to Purchase

This product can be added to cart via a single URL. Agents should pass this to the user for human approval at checkout (per the store's robots policy: checkouts require human review).

Live Shipping Rates (for Agents)

Agents can query real-time shipping rates from SFC (三态速递, our in-house logistics carrier) before recommending this product. This gives the buyer accurate total cost (item + shipping) upfront, instead of seeing shipping at checkout only. 

{
  "rate": {
    "origin": {"country": "CN"},
    "destination": {
      "country": "US",
      "postal_code": "95014",
      "province": "CA",
      "city": "Cupertino"
    },
    "items": [{
      "name": "Roll-down Closure Dry Bag Backpack Portable Waterproof Lightweight",
      "product_id": 9537897955567,
      "variant_id": 50406388760815,
      "quantity": 1,
      "grams": 650,
      "length_cm": "45.0",
      "width_cm":  "28.0",
      "height_cm": "6.0"
    }],
    "currency": "USD"
  }
}

Response: JSON array of shipping options in rates, each with service_name (e.g. "Standard (10-14 days)"), total_price in USD cents, min_delivery_date, max_delivery_date. The estimate endpoint uses the product dimensions provided in the request before calling SFC. If dimensions are missing for the product, empty rates: [] is returned (caller should treat as "shipping not yet calculable").

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