Hazard 4 Plan-B 17L Go-Bag Sling Backpack – Coyote

In stock

£102.84 on Amazon (as of 23/01/2026 02:32 PST- Details)

  • Semi-hard thermoformed front case for protection and durability
  • Slim design fits easily between car seats and lockers
  • Rotates from back to chest for rapid, convenient access
  • Thermoformed back-pad promotes air circulation and ergonomic comfort
  • Reversible setup for right or left hand use
  • Main compartment size approx. 19.75″ x 7″ x 5.9″ (50 x 17.8 x 15 cm)
  • Made with water-repellent Invista 1000D Cordura for tough outdoor use

Product details

Hazard 4 Plan-B 17L Go-Bag Thermo-Cap Sling Backpack – Coyote

If you’re after a backpack that’s built for quick getaways and can handle a bit of rough and tumble, but still slim enough to slot into tight spots like between car seats or lockers, the Hazard 4 Plan-B 17L sling backpack deserves a proper look. It’s not your run-of-the-mill daypack – with its semi-hard thermoformed front case, it’s like a little suit of armour for your essentials, protecting them from knocks and scrapes as you’re on the move.

Designed for Speedy Access and Comfort

One of the clever bits is how it swivels from your back round to your chest. Ever tried rummaging through your bag mid-hike or while on the go? It’s a right hassle. This design means you can get to your gear without having to take the whole thing off, saving you time and faff. The back panel is thermoformed too, which isn’t just about cushioning; it helps with airflow so you don’t end up drenched in sweat when the sun’s out. Plus, it’s ergonomically flexible and can be set up for either right or left-hand use – handy if you’re particular about how you sling your kit.

Built Tough with Water Resistance

The main body is crafted from Invista 1000D Cordura, coated with a double PU water-repellent finish. So when the infamous British drizzle turns into a downpour, you’re still covered. The main compartment is a decent size too – roughly 19.75 inches long, 7 inches wide, and 5.9 inches deep – giving you ample space for your essentials without turning into a bulky beast.

Top-Notch Organisation and Extras

Inside, you’ll find a padded divider that keeps your kit tidy and a stabiliser strap to keep everything snug and secure. On the outside, the Molle cutouts on the fuzzy loop-patch field let you attach extra pouches or gear if you fancy customising your setup. Perfect for urban explorers or anyone who likes a bit of tactical flair without going over the top.

Who’s This For?

Whether you’re out hiking, commuting, or just someone who likes to be ready for whatever the day throws at you, this sling backpack ticks plenty of boxes. Its sleek profile won’t get in your way, yet it’s tough enough to handle more demanding days out. The quick-rotate design and ergonomic setup mean less faffing about and more time enjoying your adventure – or simply getting through your day. And the coyote colour? It blends seamlessly whether you’re in the great outdoors or navigating the urban jungle.

One thing to note: some might wonder about the thermo-cap’s durability over time. It’s sturdy, no doubt, but not indestructible – so a bit of care goes a long way. Also, if you’re packing heavy loads regularly, remember it’s designed more for moderate gear given its size and slim silhouette.

All in all, the Hazard 4 Plan-B is a smart, no-nonsense choice for anyone wanting a reliable, easy-access sling backpack that keeps your gear safe and dry without weighing you down.

Additional information

Brand

Hazard 4

Model

Plan-B

Size

17L

Colour

Brown

Intended User / Wearer

Men

Functional Features

Hydration Compatible
Waterproof

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