Dog pinch collar made in Germany :
dog collar size: 3.25mm,10 links,23 inch(58 cm) additional link 1 2/5 inch(3.5 cm)
You can also order nylon removable protector for this prong collar
1.Reduces contact with water
2.Protects against excessive light reflection
3.Collar makes less noise
4.Does not look like pinch collar - looks like regular collar