Halcyon K9 Calming Collar for Dogs Bags & Totes (jefferspet.com) it delivers reliable performance ride

it delivers reliable performance ride after ride

adjustable power & pulse controls

CAUTIONS/WARNINGS: For topical use on cats only

Simply freeze it and strap it on for effective cooling

riboflavin (vitamin B2)

Halcyon K9 Calming Collar for Dogs Bags & Totes (jefferspet.com) it delivers reliable performance rideHalcyon K9 Collar Calming Support for Dogs The Halcyon K9 Collar contains a unique proprietary pheromone (2M2B) that has been clinically proven to help address a wide range of behavioral issues in dogs. When smelled by dogs, Halcyon helps reduce separation anxiety, sound anxiety (such as loud noises), and travel stress. Each collar provides continuous calming support for up to 30 days. Features a soothing lavender scent for added relaxation. Features: