Bundle of 2 items &ndash; SportDog &ndash; SBC-6 - NoBark 6 Automatic Bark Control Collar with PetsTEK Dog Training Clicker and Dog Whistle Training Kit This is a bundle of 2 items: SportDog SBC-6 and PetsTEK dog training clicker and dog whistle training kit. SBC-6 is a fully automatic static collar that helps with correcting unnecessary barking behavior safely and efficiently. For dogs 8 pounds or larger; fits neck sizes between 6-28 inches. This No Bark collar does not require any programming. Featuring 6 levels of correction. With help of the clicker, you can teach your dog new behaviors with positive reinforcement. Training clicker comes in assorted colors: black, white, green, blue and red. Whistle is another training tool to help stop unwanted behavior and teach your dog to obey commands.