The ultimate solution for effective citronella spray in your large dog's bark collar. Our Zhang Ku product is specifically designed to provide a reliable refilling system for both the collars and remote trainers. With two 0.5 oz refill units, you can restock as needed without having to worry about messy clean-up or frequent replacements.

The compact design of the citronella spray can makes it easy to store and transport, ensuring that your dog's bark collar stays fresh and effective all day long. The ergonomic bottle is made from high-quality materials that are comfortable to hold and easy to grip, making it simple for you to use without straining your hand.

The Zhang Ku Citronella Refill for Bark Collar is designed to provide a consistent citronella spray experience for your dog's bark collar, even when the original can runs low. The convenient refill system makes it easy to keep your dog's bark collar smelling fresh and clean all year round. With its compact design, ergonomic bottle, and reliable refilling system, this product is the perfect solution for any dog owner looking for a hassle-free citronella spray experience.