Calming collar for Cats with pheromone technology (like feliway) 5060294760443 | eBay
SENTRY Good Behavior Calming Collar for Cats, up to 15-in neck, 3 count - Chewy.com
Feliway Diffuser Refill - SoftPaws.com
Feliway For Cats Plug In with 48 ml Bottle | 1800PetMeds
Amazon.com : SENTRY Calming Collar for Cats, Up to 15-Inch Neck, Includes Three Cat Calming Collars, Lavender Chamomile Fragrance : Pet Relaxants : Pet Supplies
KrohneTec Calming Collar for Cats, Anxiety Relief Cat Collars, Pheromone and Lavender Calming Collar for Dogs, Lasts up to 60 Days – Tech Shop Inc