Description Sizes (flat dimensions)Size GuideSizes (flat dimensions) Small 41 x 80cm (flat dimensions) Weight: 79g For packs with internal volume 20-33 Liters Medium 46 x 84cm (flat dimensions) Weight: 92g For packs with internal volume 35-50 Liters Large 53 x 90cm (flat dimensions) weight: 109g For packs with internal volume 50-70 Liters Size Guide Note about sizes. Check the internal volume of the main body on your pack. To verify you have the right size, lay your pack down and flatten it out. Measure a flat dimension width. Your width is most important. You want your pack liner to be just a little bit wider than your pack. The height is not as important.
