HOW TO MEASURE YOUR DOG Measuring should be done along the dog's backbone from the base of the neck to the base of the tail.  | SIZE CHART | LENGTH FROM NECK TO TAIL | | EXTRA SMALL | UP TO 6"- 8" | | SMALL | UP TO 8"-10" | | MEDIUM | UP TO 10"-12" | | LARGE | UP TO 12"- 14" | | XL | UP TO 14"- 16" | | XXL | UP TO 16"- 18" | | XXXL | UP TO 18"- 22" | | XXXXL | UP TO 22"- 28" | | Jeans Size Chart | Waist Girth | | EXTRA SMALL | 9-10inches | | SMALL | 10-11inches | | MEDIUM | 11-12inches | | LARGE | 12-15inches | | EXTRA LARGE | 15-17inches | | Dress Size Chart | Length | | EXTRA SMALL | 6-8inches | | SMALL | 8-10inches | | MEDIUM | 10-12inches | | LARGE | 12-14inches | | EXTRA LARGE | 14-16inches | | SIZE | POUNDS | | XS | 2.5-5 LBS | | S | 5-8 LBS | | M | 8-12 LBS | | L | 12-18 LBS | | XL | 18-30 LBS | | 2XL | 30-55 LBS | | 3XL | 55-75 LBS | | 4XL | 75-110 LBS | | 5XL | 110-150 LBS | | 6XL | 150-225 LBS | The sizes of dogs vary greatly from one breed type to another. Please measure your dog as we go by neck size and chest size. |