A sleeping bag liner is an unglamorous piece of kit – but an essential one. It’ll protect your expensive sleeping bag from sweat, rips, scuffs and muddy camping stains, adding years to its ...

Weighing 120g, this is one of the best liners on the market; silky smooth against skin, and tissue light, folding down so tightly you can easily stuff it into one of your backpack’s side pockets.

Extra warmth, low bulk, a sleeping bag liner is your new wild camping BFF ...