Size Chart harness GRADIENT
| Size | Neck circumference (A) | Chest circumference (B) |
| M | 35 - 45 cm = 13'8" - 17'7" | 45 - 65 cm = 17'7" - 25'6" |
| L | 40 - 50 cm = 15'7" - 19'7" | 55 - 75 cm = 21'7" - 29'5" |
| XL | 45 - 60 cm = 17'7" - 20'1" | 60 - 90 cm = 23'6" - 35'4" |
| Size | Neck circumference (A) | Chest circumference (B) |
| M | 35 - 45 cm = 13'8" - 17'7" | 45 - 65 cm = 17'7" - 25'6" |
| L | 40 - 50 cm = 15'7" - 19'7" | 55 - 75 cm = 21'7" - 29'5" |
| XL | 45 - 60 cm = 17'7" - 20'1" | 60 - 90 cm = 23'6" - 35'4" |