What ones are you looking for?What is another good lab supply other than medical-lab-supplies? They're ALWAYS out of stock of the filters I need.
Pantyhose with fabric softener filters well. It also provides a nice scent to the oils so if you get raided you can always claim there massage oils, hence the smell.
What ones are you looking for?
☺That's actually what I've been using while I'm looking for more actual filters.