Please make a choice the right kind size from the size chart in pictures.

Size information: XS:
Neck circumference: 11.8in/30cm
Chest circumference: 15.7-15in/34-38cm
Back length: 10.6in/27cm

S:
Back length: 12.6in/32cm
Neck circumference: 12.6in/32cm
Chest circumference: 15.7-20.5in/40-52cm

M:
Back length: 36cm/14.2in
Neck circumference:40cm/15.7in
Chest circumference: 50-58cm/19.7-22.8in

L:
Back length: 40cm / 15.7in
Neck circumference: 42cm / 16.5in
Chest circumference: 54-64cm / 21.3-25.2in

XL:
Back length: 44cm / 17.3in
Neck circumference:48cm / 18.9in
Chest circumference: 62-70cm / 24.4-27.6in

XXL
Back length: 48cm / 18.9in

Neck circumference: 50cm / 19.7in
Chest circumference: 66-68cm / 26-31.5in

XXXL
Back length: 61cm / 24in
Neck circumference: 64cm / 25.2in
Chest circumference: 76-90cm / 29.9-35.4in

Dog Jacket Features This dog clothes is very lightweight, soft, comfortable and warm.
The velcro design make you easy to wear and off, the band of the chest is more elastic, which has a much broader stretching range. It is easily to adjust the jacket to turn out to be loose or tight.
FEATRURE: Durable, vintage, water repellent, fine in detail, lightweight, wind-proof and snowproof
You’ll be able to also do snow and outside sports with your dog in winter.

XS Size: Back Length:27cm /10.6in, Neck Girth: 30cm /11.8in, Chest Girth:34-38cm / 13.4-15in, Winter Dog Pet Jacket for Small Dogs
Material: Polyester + Cotton, soft and warm Inner Layer. with elastic design on the Chest and Neck make it fit dogs of different bodily shape
Leash Hole on Back Design – Can also be dressed with collar, harness and lead
Reflective Piping on Back – Make your dog more visible and secure at night, Great for outside or indoor activitives in winter or autumn.
Dog Coats Suitable for all most pet dogs, husky, bulldog, schnauzer, samoyed, beagle, chihuahua, dachshund, German shepherd, Labrador dog, golden retriever, pug, and so on.