When this is about hiking and backpacking backpacks, nowadays canvas backpacks are hard to find and they are not very popular. There are reasons for this.

If you have a weird gap between back and backpack, no worry, most likely this means you have one of those great ventilated packs that are available on the market.

There are backpacks for a variety of use, but here I address the question from the title with the focus on packs for outdoor use, and this means hiking, mountaineering, and backpacking.

Are you confused by hiking and backpacking backpacks fabric jargon? Whether you prefer ultralight or heavy-duty packs, you will find the terminology decoded here, so keep reading.