Ultimate Direction Packs
| Size | Torso | Chest |
| SM/MD | 17in / 44cm | 26-39in / 66-99cm |
| MD/LG | 18.5in / 47cm | 36-48in / 92-122cm |
Measure wearing the clothes you intend to wear:
TORSO: Measure the distance between the top edge of the shoulders to the top crest of the hip bone.
CHEST: Measure around the widest part of your chest, keeping the measuring type horizontal.