The ZENIDOG® collar contains canine calming pheromones that help dogs feel relaxed and comfortable in stressful situations. The ZENIDOG® collar is designed for daily use. Once fitted, allow the pheromones to act continuously for 3 months. Its effectiveness is proven, reducing stress-related behaviors by 89% (2). It is safe for dogs and puppies of all ages and can also be used in conjunction with a flea and tick collar. The collar is available in two adjustable sizes to ensure a perfect fit: small and medium/large. What are pheromones and how do they work? Pheromones are natural signals that dogs use to communicate and feel safe in their environment. A nursing mother naturally releases these pheromones to convey calm and security to her puppies. ZENIDOG® mimics these maternal pheromones to help calm the dog and reduce stress-related behaviors. 2. Nicolas, C. S., Espuña, G., Girardin, A., Fatjó, J., Bowen, J. and Monginoux, P. (2025). Owner perception of the effects of two long-term dog calming pheromone analog devices on situational stress in dogs. Animals, 15(1), 1-15. Composition COMPOSITION: Analog of canine calming pheromone (5%) Instructions for use Available in two adjustable sizes: - Size S or S for dogs up to 10 kg. - Medium/large size for dogs weighing between 10 and 50 kg. Replace the collar every 3 months. INSTRUCTIONS 1. Insert the buckle onto the collar. 2. Place the collar around the dogs neck and secure it. 3. Adjust it, making sure it is not too tight. 4. Insert the excess collar into the buckle. 5. Remove the collar when bathing your dog. ingredients INGREDIENTS: Calming pheromones for dogs - Synthetic pheromones that mimic the calming pheromones released by puppies during nursing. - Detectable only by dogs. - Odorless to humans. Pharmaceutical advice - Lasts up to 3 months: 3 times longer than other pheromone collars. - Signs of stress are reduced by 89%. - Suitable for puppies and can be combined with a flea and tick collar. - Two adjustable sizes: S and M/L - Ideal for daily use