Innovative calf collar with a unique SWISS-type snap hook for easy and quick fastening. Made of high quality materials, with buckle, buckle and dering type. 40 mm wide and adjustable in length for the perfect fit for your pet. Buckle: This is a metal buckle that allows the collar to be fastened and unfastened quickly and easily. The buckle ensures that the collar is held securely around the pet's neck, while allowing it to be removed quickly if required. Buckle: This is the element used to adjust the length of the collar. Thanks to the buckle, the collar can be easily adjusted to the different sizes of the pet's neck, ensuring a comfortable fit and safe wearing. Dering: This is the metal ring or eyelet to which the leash or chain is attached, allowing the animal to be guided. The dering provides a solid and secure connection between the collar and the leash or chain attached to it, which is crucial for safety and control of the animal during walks or training.