Leopold's smooth leather dog collar

18-22	neck 18-22cm/ width 20mm
23-27	neck 23-27cm/ width 20mm
28-32	neck 28-32cm/ width 25mm
32-37	neck 32-37cm/ width 25mm
37-41	neck 37-41cm/ width 25mm

back = back length
neck = neck circumference
chest = chest circumference
belly = waist circumference