Lowe alpine cholatse 55 backpack when it is time for a new adventure pack up and head for the mountains with the cholatse the lightweight pack ideal for multi day trekking and backpacking excursions the thoughtfully engineered adaptivefit harness provides comfort and load carrying stability and the velcro adjust air contour back system ensures a precise fit if and when the terrain becomes a bit more challenging or youre lucky enough to be in warmer climates then give thanks to the air