Effective Bark Deterrent: The PetSafe Vibration Bark Control Collar helps adjust dog barking behavior using gentle vibration correction with 10 combinations for consistent results Comfortable Adjustable Fit: This safe dog collar features a waterproof nylon material and snap closure dog collar design to provide long-lasting comfort for pets of all sizes Convenient Battery Operation: Includes an easy-to-use on/off switch, LED indicator light for battery status, and a replaceable battery for a reliable, excessive dog barking solution Global Mission, Local Care: With U.S. roots and worldwide reach, PetSafe delivers vet- and trainer-recommended solutions and exceptional customer support to create fields of joy for pets 25 Years of Trust: Since 1998, PetSafe has created safe, innovative, and trusted products that bring joy, enhance pet lives, and support the lifelong bond between pets and their families Eliminates or significantly reduces excessive barking. Includes 10 levels of variable vibration to distract dogs from barking. For maximum fairness, correction level only increases if dog keeps barking For small to medium sized dogs 8 pounds and up; Adjustable Collar for neck sizes up to 28" and includes a PetSafe RFA-188 battery Bark control collars work quickly because they provide consistent correction every time the dog barks; Works great for dogs that are timid or have a sensitive personality Includes patented PerfectBark detection which ensures another dog barking or other noises will not cause a false correction Call, chat or email with our expert PetSafe US-based customer care specialists six days a week; They are waiting to assist you and your pet with your product needs PetSafe brand has been an industry leading US manufacturer of pet behavior, containment and lifestyle products since 1991, helping millions of people and pets each year