Little low on the c.i. . 61.2 c.i. per liter. Not that it matters much, but over 3,000 c.i. for a starting point. 54l is > 3300 c.i. I've used roughly this size pack for about the past 10 years, and it suffices for lightweight, multi-day and even winter use.

Edited by bluefish (03/23/16 02:46 PM)