This dog car safety harness can be attached in 2 ways:
-Use dog car attachment leash (sold separately) to attach the harness to to safety belt socket of the car.
-Or pull the safety belt through the handle on the back of the harness and attach to the safety belt lock.
In the end of the handle is a metal ring for leash, You can also use this harness as a waling harness
size dog breast circ. behind front legs:
XS 25-40 cm
S 35-50 cm
M 40-60 cm
L 50-70 cm
XL 60-100 cm