Here are some specs:
210D Nylon HD
Torso Fit Range: 16" - 18.5"
Weight: 2lb 12oz
Dimensions (L x W x D): 23" x 11" x 10"
Fabric: 100D Cordura and 210D HD Nylon
Also has a built-in rain cover. There is a great video on amazon that shows the features.
This is a 25 Liter pack, not a 25 day. There is a comma missing.