Size Chart
| Dimensions | Front strap (armpit to armpit at shoulder height) | Waist belt | Weight |
| XXS (16mm) | 18-30.9cm | 30 - 43 cm | from 2.5-5.8 kg |
| XS (16mm) | 26-35.9cm | 42 - 55cm | 5.5-10kg |
| S (19mm) | 33 - 41.9 cm | 47-70cm | 9-12kg |
|
S for powerhouses (25 mm) |
30 - 39.9 cm | 50-74cm | 11-18kg |
| M (25 mm) - best selling | 39-47.9cm | 60-84cm | 16-28kg |
|
L (25mm) |
45-52.9cm | 60-84cm | 27-36kg |
|
XL (38mm) |
52-57.9cm | 80-100cm | 33-45kg |
| XXL (38 mm) - Giant | 57-63.9cm | 80-110cm | 42-75kg |
| XXXL (38 mm)- giants with a pronounced chest | 25"-28" | 90-130cm | from 78 kg |
