Walkin' Wheels Full Support/4-Wheel SMALL Rear Leg Height & Pet Length:7-8" & 10-15" as shown below

as shown below

Measure the diameter of the Walkin’ Wheels rear wheel

all the way around the base of the neck

B4 4" Mini 7" Walkin' Wheels Small 4" 6" Walkin' Wheels Small 8" 8" Walkin' Wheels Corgi 8" 11" Walkin' Wheels Medium 4" & 8" 11" *Walkin' Wheels Medium 12" strut 8" Wheels 13" Walkin' Wheels Medium & Large 8" & 12" 13" Walkin' Wheels Medium & Large 16" 17"

we recommend you consult your Veterinarian for advice on the best treatment tool for your pet

Walkin' Wheels Full Support/4-Wheel SMALL Rear Leg Height & Pet Length:7-8" & 10-15" as shown belowMeasure the Rear Leg Height to the toe pad, ideally when your pet is laying down. Do not pull the leg tight; leave some natural bend. Measure your pets length or armpit to rump (ATR). 11 14 lbs Rear Leg Height Pet Length (ATR) 3 6 10 15 7 8 10 15 9 13 10 15 15 25 lbs Rear Leg Height Pet Length (ATR) 6 8 10 15 9 11 10 15 12 10 15