Bark Collar 2 Pack, Dog Bark Collar for Large Medium Small Dogs, Rechargeable Anti Barking Training Collar with Beep Vibration, Smart Collar with 5 Adjustable SensitivitySuitable for Most Dogs: This lightweight bark collar is adjustable to fit dogs of different sizes, and you can easily adjust them as your dog grows. The double reflective stitching on the collar increases visibility and provides extra safety for your dog on night walks. Multiple Training Modes: The barking collar offers 4 training modes and 5 adjustable sensitivity levels, suitable for both gentle barkers and more stubborn breeds, ensuring effective