【Specification】: S suitable for dogs around the mouth 12-15cm

                M suitable dog mouth 14-20cm in the dog


              L suitable mouth circumference of about 18-24CM

             XL suitable mouth circumference of about 23-27CM

 

[Mouth volume method]: 1, the amount of eye circumference around the bottom of the circle (the thickest place);

                       2, the amount around the top of the nose around the circumference (the finest place, that is marked above the entrance mouth circumference);

                       3, short-billed dog need to measure the distance from the eyes to the nose。