Wide Size Range: The classic dog collar size range fits all breeds of dogs. Please measure your dog's neck girth with a soft measuring tape to choose the right size. please leave about 2 fingers breathing room between the dog collar and dog neck. Safety And Convenience: Quick-release buckle helps you put on or take off the dog collar conveniently. No need to adjust the dog collar every time. The featured safety lock ensures 100% no accidental detachment Durability: Made of durable high-density nylon webbing, strong plastic buckle, and stainless D-ring. Easy Cleaning: Machine washable is perfect for daily use. All metal accessories are rust-proof. Comfortable Dog Leash: Durable dog leash, extremely comfortable, no leash burn anymore.