Even more *NEW* Puppy Muzzle designs! Posted on June 15, 2012 by Ruff Genius! The “Cage Muzzle” is removable! In Leather or Neoprene. Many more photos HERE. I can tell you from experience, the Neoprene WOOF Muzzle is very, very comfortable. Loving the use of Grey Leather on the Leather Puppy Hood.