Halcyon

Halcyon K9 Collar Calming Support for Dogs The Halcyon K9 Collar contains a unique proprietary pheromone (2M2B) that has been clinically proven to ...

Halcyon K9 Diffuser Refill, 2 pk Calming Support for Dogs Halcyon K9 Diffuser Refill contains a unique proprietary pheromone (2M2B) that has been c...

Halcyon K9 Diffuser Starter Kit Help Your Dog Manage Anxiety and Stress The Halcyon K9 Diffuser Starter Kit is designed to help address a variety o...

Halcyon K9 Spray, 60ml Calming Spray for Dogs Halcyon K9 Spray contains a unique proprietary pheromone (2M2B) that is clinically proven to help man...