Small dogs pack a big personality, and now they have a bark collar to match! The NanoBark™ Collar is the world’s smallest, low-profile and lightweight bark collar. With the size and weight of your favorite smartwatch, NanoBark reminds your dog that, no, he doesn’t need to bark at the mail carrier while you’re at work. Built to withstand a splash or a rugged road trip, this innovative dog bark collar is perfect for life at home and on the go. Simply put, bark collars just got a major upgrade.

• The Next Generation of Bark Collars for Dogs: Our team of engineers is always looking for ways to innovate and bring more joy to households worldwide. With years of research and development, we've revolutionized the design of bark collars with NanoBark. This ultra-compact bark collar prioritizes comfort, reliability, and durability without sacrificing the outstanding results pet parents have come to expect from PetSafe over the years.
• A Perfect Fit for Yappy Dogs: NanoBark is the perfect fit for toy and small to medium-sized dogs. The low-profile fit makes it a must-have no-bark collar, ensuring quiet walks even in busy neighborhoods. Before you buy, measure your dog’s neck with a flexible tape measure to ensure NanoBark is a good fit. If his neck measures 13 in. or less, you’re good to go!
• Perfect Bark® Tech: Customized for Your Dog: With Perfect Bark technology, NanoBark collar learns your dog’s barking habits. It detects and responds exclusively to your dog's bark, ignoring other noises like nearby barking friends. By learning your dog's vocal patterns, NanoBark adjusts through 10 stimulation levels, ensuring minimal correction is applied.
• Rechargeable and Ready for Adventure: NanoBark is equipped with a rechargeable lithium-ion battery, ensuring your dog’s anti-bark collar is always ready to use. Depending on your dog’s barking habits, NanoBark can last up to 40 hours! Plus, its waterproof design lets you enjoy worry-free walks in the rain, complete with puddle splashing.