Lowe Alpine Backpack Sizing:
| Carry System | SM-MD (Women's) | MD-LG | LG-XL |
| VT Flex / VT Plus | 17-21” / 43-53cm | 19-23” / 48-58cm | 21-25” / 53-63cm |
| V-Trax | 14-18” / 36-46cm | 16-20” / 41-51cm | 18-22” / 46-56cm |
| Air Contour+ | 17-19” / 43-48cm | 19-21” / 48-53cm | 21-23” / 53-58cm |
| Air Contour | 14-18” / 36-46cm | 16-20” / 41-51cm | 18-22” / 46-56cm |
| AirZone+ | 17-19" / 43-48cm | 19-21" / 48-53cm |
Adjustable Back Length
Lowe Alpine packs flex to fit to your body shape, so don’t worry if your back length does not measure exactly 16, 18 or 20 inches. Lowe Alpine has adjustable back lengths on many styles of packs.
Fixed Back Length:
| SSSM-MD (Women's) | MD-LGM | L-XL |
| 16"/ 41cm | 18"/ 46cm | 20" / 51cm |