We have 3 sizes to choose from, medium large X-Large dog collar length can be adjustable.
Medium size:(length: 32 - 52cm, width:1.5cm)
Large size:(length: 38 - 61cm, width:2.0cm)
X-Large size:(length: 43 - 71cm, width:2.5cm)
Measure your dog's neck before purchase, using a soft measuring tape or piece of string.Make sure buy right size dog collar.