TETRA Whisper Filter Cartridges XS (Extra Small) 3 pack of 4 filters for a total of 12 filters FACTORY SEALED At Outstanding Oddities you can always find concert vintage t-shirts, men women's clothing, entertainment memorabilia, records, posters, books, CDs, trucker and baseball caps and hats, autographs, pop culture items, toys, comics, patches, backstage passes and laminates, collectible glasses and mugs, sports clothing and memorabilia and anything thing else cool that I can find! I enjoy finding cool things and passing them along to those who want them most. I've been selling since it started in the 90s and have also worked on selling some of the coolest items ever listed by other sellers over the years. I will always combine shipping when it is possible. Save me to your favorite sellers list because you never know what I'll find! I'm always ready to make a deal! So if you see multiple items you are interested in, let me know and maybe we can work something out! I will ship items by expedited methods upon request. Please pay promptly after winning a bid or confirming your BUY IT NOW purchase. Check out my Store for many more vintage caps and hats along with vintage and concert t-shirts and clothing! Listing and template services provided by inkFrog Track Page Views With Auctiva's Counter