S size: Neck circumference about 9-24cm/3.54-9.45 inches
M size: Neck circumference about 15-31cm/5.91-12.2 inches
Please note:
The dimensions are all manually measured, and the error of 1-3 cm is within a reasonable range.
Due to the display and shooting light, there may be a slight color difference between the actual color and the picture. The actual color is subject to the received product color.
Please measure your pet's size first before buying, thank you.