Single strap works fine and speeds up access to the main compartment - Photo: Lukasz Warzecha (lwimages.co.uk) Side tension straps are linked to the hipbelt. By tightening these straps you can stabilise the load but reduce the hipbelt flexibility. Where balance is critical tightening them can help you feel more secure. However, if you are striding out over easy terrain it’s better to loosen these straps to allow full hip flexibility. Air gap allows for ventilation but does't impact on storage space or stability - Photo: Lukasz Warzecha (lwimages.co.uk)

Spacious and practical, providing a safe haven as you embark on longer trips Lowe Alpine Airzone Trail 30 Upper and lower compression straps allow you to cinch in any dead space to stop belongings from wobbling around inside and setting you off balance or from making annoying noises as you walk.

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