It's a delight to carry more with the w 3d freeflow 30+5l hiking pack. Bring all the gear you fancy. And switch up the back length so it's dead comfortable all day - whether you're packing up for a picnic, or heading up ben nevis. Hotting up? Don't fret. Our 3d freeflow technology allows air to flow between your back and the pack. So you keep cool and sweat doesn't build up. There's also plenty of pockets here to help you load up for a great time outdoors. Plus, it comes with all the bells and whistles. Including a whistle. Just in case.height (cm):52 width (cm):29 depth (cm):24_• adjustable fit - shift the back length around 'til it's right for you._• comfort - the air-frame suspension keeps you much cooler._• back support - the 3d-printed lumbar pad looks out for your lower back.