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Black waterproof sling bag with USB port and structured polyester shell

Werleo

Werleo Sling Bag Black Waterproof USB 4.7L

SKU CH-TQWA-SNAQ1

A waterproof sling bag with hidden USB charging, anti-theft back pocket, and 4.7L capacity for an 8.5-inch tablet and two 650ml bottles

  • ColorBlack
  • Water-resistant polyester shell protects electronics
  • 7-litre capacity holds two 650 ml bottles
  • Hidden USB 3.0 port enables on-the-go charging (power bank required)
  • Anti-theft rear pocket secures valuables
  • Adjustable strap includes card slot and sunglasses holder

Werleo Sling Bag 4.7L Everyday Carry

The Werleo Sling Bag offers a 4.7 litre capacity in a waterproof polyester shell designed for daily urban use. Its multi-layer internal layout includes a foam sleeve for an 8.5 inch tablet, dedicated slots for a wallet, pen and power bank, plus a retractable key chain. The main compartment opens to a 30 degree angle for quick access while preventing items from falling out. Two 650 ml bottles fit inside to demonstrate the practical volume.

Hidden USB 3.0 Pass-Through Charging

A dustproof and waterproof USB 3.0 port on the exterior connects to an internal cable so a power bank stored inside can charge a phone without opening the bag. The wrapped construction adds a concealed rear pocket for valuables such as a passport or wallet. A bus card slot and sunglasses holder are integrated into the adjustable shoulder strap for transit convenience. The system requires the user to supply their own power bank.

1.3 lb Lightweight Waterproof Build

Weighing 1.3 lb, the bag measures 12 by 6.68 by 3.5 inches and uses wear-resistant polyester with waterproof zippers throughout. The slim profile suits commuters who need organised storage without bulk. Buyers who require a dedicated laptop compartment larger than 8.5 inches or a fully structured frame should consider a traditional backpack instead.

Highlights

  • Water-resistant polyester shell protects electronics
  • 7-litre capacity holds two 650 ml bottles
  • Hidden USB 3.0 port enables on-the-go charging (power bank required)
  • Anti-theft rear pocket secures valuables
  • Adjustable strap includes card slot and sunglasses holder

Specifications

ColorBlack

Questions about this item

How often should the waterproof zipper and USB port cover be cleaned to keep them working smoothly?

Wipe the zipper teeth and the USB port cover with a damp cloth whenever they feel gritty; the zipper opens at 30 degrees and the port is dustproof and waterproof, so regular cleaning prevents debris from jamming either part.

What capacity limit will I hit first when loading the bag for a full day out?

The main compartment holds 4.7 litres and fits an 8.5 inch pad plus two 650 ml bottles, so volume runs out before the 1.3 lb weight becomes noticeable.

Does the external USB connector get hot or drain the power bank when the bag sits in the sun all day?

The USB port is a passive 3.0 pass-through; it only transfers power when a cable is plugged in, so it generates no heat and draws nothing from the power bank while idle.

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