The transparent filaments on the cat’s eyeballs are mostly eye droppings that have not yet formed. It is a film-like object attached to the outside of the cat’s eyeballs. In this case, the owner should not use hands to help the cat remove it. You can use eye drops to help the cat. ; If transparent filaments appear in the cat’s eyeballs, it may be the presence of nematodes. In this case, eye drops cannot be used to remove it. It is recommended that the owner send the cat to a pet hospital for treatment.