[Pure Natural&Safe And Effective]: Collar for soothing cats is intended for frightened, nervous, anxious or hyperactive cats. Calming Collars mimics maternal pheromones that reassure cats. Pure natural chamomile essential oil and lavender help effectively relieve tension, anxiety and stress. Calm your pet, let the cat relax and be comfortable. [Long-Term Sedation]: The 30-day soothing cat collar works continuously 24 hours a day and has a validity period of up to 3 months (unopened and valid for up to 3 years). Play a good role during the validity period, without frequent replacement, and save effort. Calming Necklace can effectively relieve anxiety and stress and reduce bad behavior. [Ideal Calming Necklaces Choose]: It is very suitable for relieving animal anxiety or fear caused by travel, outdoor activities, solo activities, veterinary visits, thunderstorms and other noisy or unfamiliar environments. Reduce lip licking, barking, panting, drooling and moaning and damaging household