Black Diamond Beta Light 45 Backpack

Waist Circum-

ference 61-107 cm 69-114 cm 74-122 cm 79-130 cm

How to measure:

Torso Length
Measure between the iliac crest (the top of your hip bones) and the C7 vertebra (feel for the protruding bone at the base of your neck while looking down.)

Waist Circumference
Measure around your hips at the iliac crest (the top of your hip bones), not at your waist.