Tooop 17"-20" Black Faux Leather Spiked Studded Dog Collar 2" Wide, 31 Spikes 52 Studs, Pit Bull, Boxer THICK & SOFT PU LEATHER ADVANTAGE -As you know, the leather will be ripped when you walking or training with macho badass dog. This soft thick PU leather will get you out of the misgivings DOG NECK DEFENDER BY SHARP RIVETS - The most bothersome situation is your pet get out of your control and attacked by others. The sharp spikes will make he get all jacked up before you can do anything CHORMED D-RING FOR LEAD ATTACHING - A heavy duty D-ring which studded by for mushroom reviets plated for leash attachment,sturdy enough for walking or training dogs ATTENTION - For the rivets are accurately sharp, it's not safe for dog wearing while playing with your children TO TAKE A CORRECT MEASUREMENT - Please taking a proper correct neck circumference measurement before you order