S- sizes 2-6 (23-28 inch waist)
M- sizes 6-10 (28-32 inch waist)
L/XL- sizes 12-16 (32-40 inch waist)
Plus- sizes 18-22 (39-50 inch waist)
Adjusts at the shoulders and waist. Designed so that excess harness material may be trimmed off without fraying! Looks great layered, so you can wear one backward and one forward at the SAME TIME!
Human model is a sz 16-18 wearing a sz Plus.