PetSafe Easy Walk Harness Medium / Large Apple
Petite 6-7 inch width and 12-16 inch girth. Petite/Small 8-9 inch width and 13-18 inch girth. Small 8.5-11 inch width and 15-21 inch girth. Small/Medium 11-13 inch width and 19-26 inch girth. Medium 12-15 inch width and 23-33 inch girth. Medium/Large 14-18 inch width and 24.5-34 inch girth. Large 16-21 inch width and 27-40 inch girth. Extra Large 17.5-23.5 inch width and 32-50 inch girth.