Dual-Clasp Dog Collar Clasp - Designed to connect to your dogàharness and their collar this double-ended safety training collar system helps reduce pressure on the neck while making their collar and harness more inescapable for added protection | Reduce Neck Strain or Choking - Especially important for heavy-pulling dogs or training puppies our metal clasp for dog collars provides more even weight distribution during pulls to help prevent injuries when dogs tug, pull, and move | Universal Harness-to-Collar Fit - This safety clip for dog collars is like a built-in safety collar tool that secures to any standard harness or collar and adjusts to fit small, medium, and large breed pet accessories for versatile and convenient use | No Escapes or Back Outs - Some pets are little escape artists but with our dog harness clasp you can keep them from backing or pulling out of their collar when they get excited, which is important for preventing lost dogs or potential dog fights | Quick Snap-and-Go Clasps - We fitted our no-pull collar clip with reinforced metal clasps that simple snap onto the collar and body harness in seconds. The swivel design also lets it move freely without pinching, binding, or limiting movement