SENTRY Calming Collar for Cats, Up to 15-Inch Neck, Includes Three Cat Calming Collars, Lavender Chamomile Fragrance : Amazon.co.uk: Pet Supplies
SOBAKEN Calming Collar for Cat, Reduce Anxiety or Aggression, Natural Pheromones Formula for Kittens and Grown Cats, Waterproof, 15 Inch - SOBAKEN
Sentry Calming Collar (Cat) | Pet Plus
Comfort Zone 2 Pack Cat Calming Pheromone Collar for Cats | De-Stress Your Cat | Helps Cats Feel Safe, Happy, and Calm While Reducing Unwanted Behaviors,White : Amazon.co.uk: Pet Supplies
Calming collar for Cat with pheromone technology (like feliway) – Pets Ark UK
Beaphar Catcomfort Calming Pheromone Collar For Cats And Kittens
SENTRY Good Behavior Calming Collar for Cats, up to 15-in neck, 3 count - Chewy.com