No Pull Harness Size Chart

Size
Neck 
Chest 
Width
S 28-38cm (11-14.9") 33-48cm (13-18.9") 1.5cm (0.59")
M 36-51cm (14.1-20") 
44-66cm (17.3-25.9")  		2.0cm (0.78")
L 40-58cm (15.7-22.8")
56-84cm (22-33") 
2.5cm (0.98")
XL 60-70cm(23.6-27.5") 70-114cm(27.5-44.8")
2.5cm (0.98")

Leash: Length-108-220cm / 42.5-86.6" , Width-2.0cm / 0.98"

Pouch: Width-28cm / 11", Length-15cm / 5.9"

-Sizing should allow room for two fingers to fit between the item and the neck.