Personalized Dog Collars (for cats too) with acetyl (a plastic compound) side release buckle. In 3/8″ size. Choose Non-Breakaway for Dogs and Breakaway for Cats. Not recommended for Dogs over 10lbs.  

This style of dog collar is crafted from 3/8″ wide durable, machine-washable nylon webbing and features a contoured Acetyl (a plastic compound ) side release closure with a nickle-plated, zinc die-cast metal D-ring for attaching a leash. Do not attach leash to Breakaway (Cat collar)