This gives you the girth measurement.
Then the chest from one side of the girth strap to the other.

SIZE CHART
SMALL
18" up to 24" Girth
11" to 14" Chest Strap
MEDIUM
22" up to 28" Girth
14" to 18" Chest Strap
LARGE
26" up to 35" Girth
18" to 22" Chest Strap
EXTRA LARGE
32" up to 45" Girth
20" - 24" Chest Strap
Available in Red, Black, Blue, Khaki
CUSTOM SIZES MADE TO ORDER
email your sizes to us and we'll get back to you.
enquiry@walkezee.com
TERMS
We hold no responsibility for custom made orders where the customer has specified incorrect measurements. Allow 28 days for delivery, except on custom made harnesses where it may take longer. Unsuitable harnesses that are not custom made may be returned for refund or exchange within 7 days of dispatch.