- Compact dog bell chain: this product is designed to be compact and portable, so you can take it with you when you move to a new place. it is a doorbell chain for toilet training. - Hanging dog bell chain: this version features workmanship that emphasizes practicality and durability. handcrafted dog bell for dogs. - Woven dog training chain: the surface rope is designed to be easier for dogs to grip, and the long tails at the ends help with grabbing and tossing. woven dog training chain. - Dog bell chain: the chain includes several bells and a clear tone, so your pet can listen and respond. Use scenarios: - toilet training: your dog signals needs by ringing the bell, promoting communication and faster training progress. - travel or moving: compact, portable design is convenient when relocating or staying in unfamiliar places. - training and play: easy-to-grip design and long tail links support active training and fetch-style games with audible feedback.