Equipment & Products

Collar: Meaning and technical classification

A collar can be useful for identification or in calm everyday situations. However, with strong pulling, jerking, or sudden strains, pressure is directly applied to the neck, larynx, and sensitive structures.

What is the purpose of Collar dog Collar?

A Collar is a strap made of leather, nylon, or biothane that is fastened around a dog’s neck; it serves as a means of identification and as an attachment point for Leash. Its primary function is to hold tags, address tags, and GPS trackers—not primarily to guide the leash.

Technically, there are several Collar: the simple buckle or snap collar, the martingale collar, the slip collar, the prong collar, and the electric Collar. These types differ not only in design but also fundamentally in how they affect the dog’s body and behavior.

Background and Academic Context

The anatomical structure of a dog’s neck is delicate. The trachea, thyroid gland, carotid artery, and cervical spine are located in a confined space that can be directly compressed by a Collar. In a biomechanical study, Carter et al. (2020) measured pressure values at Collar that were significantly above clinically relevant thresholds even with moderate leash tension. The authors concluded that any sudden or sustained pull on Collar poses a risk of injury.

In an ophthalmological study, Pauli et al. (2006) demonstrated that pressure on Collar significantly increases intraocular pressure—a finding of particular relevance for dogs predisposed to glaucoma. The evidence is consistent: pressure on the neck is not a trivial matter.

Behavioral research (Ziv 2017, China et al. 2020) shows that aversive collars, such as prong or electric collars, lead to an increase in stress indicators and do not produce a lasting learning effect compared to positive methods. The Veterinary Association for Animal Welfare and several European countries oppose the use of these devices.

Vitomalia-Position

At Vitomalia, we view the Collar as a means of identification as unproblematic and practical. The dog’s name, address, and emergency contact information should be visible—the Collar is the standard place for this. However, we view it critically as a tool for training and leash control, especially for dogs that pull, are reactive, or have a sensitive neck. For leash control, we recommend a well-fitting Y-Harness (see Harness).

We firmly reject prong collars and electric collars. The evidence regarding the harm they cause and their lack of superiority over positive reinforcement is clear, and the animal welfare community is in agreement. These devices have no place in modern dog training.

When is a dog Collar necessary?

A Collar becomes essential in everyday situations where identification is crucial: during walks to carry an ID tag, in emergencies (if the dog runs away) to help locate it, and at veterinary clinics to ensure visibility. Even for very calm, well-behaved dogs that walk on a leash without pulling on the collar, a loosely fitting Collar is acceptable. Trade-off: Dogs with respiratory problems, brachycephalic breeds, dogs with leash aggression, or those that pull strongly are not anatomically suited for Collar.

Practical application

  1. Choose the material: soft leather or padded nylon. At least 2.5 cm wide for medium-sized dogs. Narrow straps concentrate pressure.
  2. Check the fit: Place two fingers between Collar and the neck. Not too tight, not too loose.
  3. Clarify the function: Identification – yes. Leash handling when the dog pulls – use Harness.
  4. Attach the tag: address, phone number. The microchip supplements but does not replace the visible tag.
  5. Check regularly: puppies every 2–3 weeks, adult dogs once a month.

Common Mistakes and Myths

  • "Dogs have strong necks; that's enough to hold." Wrong. Carter et al. (2020) demonstrate measurably higher pressure levels at Collar when pulling. The anatomical load-bearing capacity is limited.
  • "A prong collar merely mimics a mother dog's bite." False. There is no evidence validated by behavioral biology to support this claim. The effect is a painful punishment, classified as positive punishment with documented side effects.
  • "An e-collar causes only a slight tingling sensation." Studies (Schilder & van der Borg 2004, China et al. 2020) show increased stress indicators and avoidance behavior. The device is banned in several EU countries.
  • "Puppies need a Collar right away for training." Puppies need a lightweight Collar for identification. Training is based on building a relationship and using marker signals, not on Collar.

State of the art in 2026

The evidence regarding Collar and anatomical risks is consistent and well-documented. Consensus: Constant or jerky pulling on Collar is harmful; aversive Collar are counterproductive. Open questions concern the quantification of subclinical micro-injuries over a dog’s lifetime and the relevance for very light, well-leashed dogs. Practical implication: Use Collar as an ID carrier, lead the dog using Harness, and eliminate aversive Collar from daily training.

Frequently Asked Questions

Collar or Harness —which is better?

For identification: Collar. For walking on a leash: Y-Harness well-fitting Y-Harness. Using both together is a valid combination.

Can a dog wear a Collar 24/7?

Yes, during walks and outdoors. Inside the house, we take it off—there’s a risk it could get caught on furniture, radiators, or playmates.

What is the correct neck circumference?

Two-finger rule: You should be able to comfortably fit two fingers between Collar and the neck. Check the fit more often with puppies.

What about Martingale collars?

Useful for greyhounds to prevent them from slipping out. Adjusts properly without causing strangulation. Not intended as a disciplinary tool.

Related terms

Sources and further reading

  1. Carter, A., McNally, D., & Roshier, A. (2020). Canine collars: an investigation of collar type and the forces applied to a simulated neck model. Veterinary Record, 187(7), e52.
  2. Pauli, A. M., Bentley, E., Diehl, K. A., & Miller, P. E. (2006). Effects of the application of neck pressure by a collar or harness on intraocular pressure in dogs. Journal of the American Animal Hospital Association, 42(3), 207-211.
  3. China, L., Mills, D. S., & Cooper, J. J. (2020). Efficacy of dog training with and without remote electronic collars vs. a focus on positive reinforcement. Frontiers in Veterinary Science, 7, 508.
  4. Ziv, G. (2017). The effects of using aversive training methods in dogs – A review. Journal of Veterinary Behavior, 19, 50-60.
  5. Schilder, M. B. H., & van der Borg, J. A. M. (2004). Training dogs with help of the shock collar: short and long term behavioural effects. Applied Animal Behaviour Science, 85(3-4), 319-334.
Wissenschaftliche Einordnung

Fit, Safety, and Animal Welfare Logic; No Equipment-Based Problem-Solving Claims