One backpack for work, travel, and adventure - expandable, waterproof, and built for comfort.
Specifications:
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Color: Grey
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Material: Waterproof Oxford cloth (wear-resistant, moistureproof)
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Size: 46 × 30 × 16 cm
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Expanded Size: 46 × 30 × 27 cm
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Capacity: ~40L, fits laptops up to 16 inches
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Carrying System: Breathable back with comfortable foam shoulder straps
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Extra: Hideable shoulder straps for versatile carrying options
Features:
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Large expandable capacity (up to 40L) with vacuum compression design
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Dedicated laptop compartment for up to 16-inch laptops
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Built-in USB charging port for power on the go
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Wet and dry separation area for better organization
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Waterproof, wear-resistant, and moistureproof Oxford fabric
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Comfortable ergonomic shoulder straps with breathable back padding
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Hideable straps allow quick switch between backpack and brief-style use
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Ideal for business, hiking, boarding, or extended travel
Description:
This expandable laptop backpack is designed to adapt to every situation-whether it's a business trip, outdoor adventure, or daily commute. Expanding from 16 cm to 27 cm depth, it offers up to 40L of space while keeping items organized with its wet/dry separation system and dedicated laptop compartment for devices up to 16 inches.
Crafted from waterproof Oxford cloth, it protects your belongings against rain and wear, while the breathable back panel and padded straps ensure lasting comfort. With a built-in USB charging port and hideable straps, this versatile grey backpack combines style, functionality, and durability for every journey.
At Primebay, we’re committed to making your shopping experience seamless and worry-free. Below you’ll find details on how we process and deliver orders within Australia.
Order Processing
Orders are processed within 1–2 business days after payment confirmation.
Once shipped, you’ll receive a confirmation email with tracking details.
Shipping Times
Our products are shipped directly from our trusted suppliers. Delivery times vary depending on the item and supplier location:
Standard Shipping (Australia-wide): 5–10 business days
Remote/Rural Areas: May require additional 3–5 business days
(Note: Delivery times are estimates and may be affected by , weather conditions, or peak holiday periods.)
Shipping Fees
Free standard shipping on all orders.
Tracking Your Order
All orders come with tracking.
Tracking details may take 2–4 business days to update after dispatch.
Incorrect Address
Please ensure your delivery details are correct when placing your order.
Primebay is not responsible for delays or lost parcels due to incorrect addresses.
Delays & Lost Packages
If your order has not arrived within 30 business days, please contact us at for assistance.
In the case of a lost package, we’ll send a replacement or issue a full refund.
Warranty & Returns
1. Change of Mind Returns
We offer a 30-day Change of Mind return policy, giving you confidence when shopping with us.
If you change your mind about your purchase, you can return your item within 30 days of receiving it for a full refund.
To be eligible for a Change of Mind return:
The item must be unused, unworn, and in its original packaging (including all accessories, tags, and manuals).
You must provide a receipt or proof of purchase.
No restocking fees apply.
Return postage for Change of Mind returns may be at the buyer’s expense, unless otherwise stated.
Please contact us before sending your return to obtain instructions and ensure smooth processing.
2. Warranty & Faulty Items
All our products are covered by a 12-month warranty against manufacturing defects.
If your item develops a fault within the warranty period, please contact us so we can assist with a repair, replacement, or refund, in line with the Australian Consumer Law (ACCC Consumer Guarantees).
To process a warranty claim, you may be asked to provide:
A detailed description of the issue, and
Clear photos or videos showing the fault.
Please note that warranty claims do not apply to damage caused by misuse, neglect, or normal wear and tear.
3. Need Help?
If you have any questions about returns or warranty claims, please contact our customer service team — we’re happy to help.