1. Canvas, Oxford or Mesh cloth,100% cotton or polyester, soft, breathable. 2. Polished quality welded heavy duty stitched D-rings, durable 3. Quick-release buckles, easy to use 4. Handle in the middle of the back for helping move the pet 5. Adjustable straps around neck & chest 6. Reflective threads in the nylon webbings keep security at night 7. Comes in 4 sizes that will fit small to extra large breeds.