Aquilo specs
| Small | Medium | Large | X Large | |
| Weight: | 41.8 oz./1181 g | 43.8 oz./1238 g | 49.8 oz./1408 g | 51.8 oz./1465 g |
| Max comfortable load (lbs.): | 45 lbs. | |||
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| Volume: | Small | Medium | Large | X Large |
| Main compartment: | 3024 in³/49.5 L | 3400 in³/55.7 L | ||
| Front Pocket: | 478 in³/ 7.8 L | 588 in³/9.6 L | ||
| Tall Side Pockets (pair): | 638 in³/10.4 L | 662 in³/ 10.8 L | ||
| Bottle Pockets (pair): | 442 in³/7.2 L | 442 in³/7.2 L | ||
| Hip Belt Pockets (pair): | 96 in³/1.6 L | 96 in³/1.6 | ||
| Total Volume: | 4678 in³/76.5 L | 5188 in³/84.9 L | ||