It is an easy-to-use dog harness that you can easily wear on your dog.  It has a quick release buckle on the top so it can be easily removed.  To select the correct size, measure your dog's widest ribcage.  FOP Spidy is available in a variety of sizes where it has nylon straps that automatically regulate the size on the top.  At the end of the nylon strap there is a loop for leash fastening. Slip it on your dog's legs and join the loops on his back and attach to a leash. Now the dog is ready for adventure! It is made of quality material and offers a long service life. Thanks to the soft inner filling material, it does not disturb your dog.