XSmall: 1 cm wide x 18 to 28 cm of neck girth
Small: 1,5 cm wide x 25 to 35 cm of neck girth
Meidum: 2 cm wide x 33 to 46 cm of neck girth
Large: 2,5 cm wide x 43 to 56 cm of neck girth
XLarge: 3,5 cm wide x 53 to 66 cm of neck girth