Block pattern collar made from high quality leather. The collar is entirely handmade and well finished. An extra detail is the classic block pattern attached to the collar. The collar is availbe several sizes. These collars are good to combine with the block pattern leash.You can measure the neck circumference with a tape-measure and make sure that there are two fingers between the tape-measure and the neck. This is de smallest neck circumference. For instance: the neck circumference of your dog is 27 cm, than size XS (25-33 cm)is the right choice for your dog!