They are #56 Lt. Green / #8 Lt. Yellow / #80A Blue / Polarizer. 
This Combination Recommended for Telescopes having 3" and
Larger Aperture.
Largest Array Offered and Finest Quality - Made in the USA 
by Tiffen - suppliers to Science - Industry and Hollywood !
(13) 1.25" Choices - Stackable, Full Aperture in Metal Cells -
Plus Data Instructions and Record Sheet.
"See what you have been missing" !

Other Choices -
#1A - Pink   (Only available in 48 mm  2") 
#8    - Lt. Yellow
#12  - Yellow
#15  - Dk. Yellow
#21   - Orange
#23A - Lt. Red
#25A - Red 
#38A - Dk. Blue  (Celestron / Japan)
#56    - Lt. Green
#58    - Green
#80A  - Blue
Neutral Density -
#ND6 - Medium #ND9 - Dark
Polarizer (a costiler filter sold at the same price here)

Notes : 
Ask for "Client Custom Posting" - Mix or Match - 
Email Your Request before using this service.
Quantity (4)  $24
Quantity (8)  $45
Hand Assembled in the USA except for #38A.
Why use a $1 filter on your good eyepieces !
All are shipped in an 11"x4"x4" box, the data sheets are not folded.
Comparable to  - Brandon and Lumicon (USA) 
Reference 4th Picture, Past Ad in S&T  " Filters from $4 " -
Over Three dozen Filter Types and Sizes in Inventory, Some 
are Now Posted.

Hundreds of other Unique - Rare - Astro Accessories - Parts -
New / Vintage Optics and "One of a Kind" Stack Rack Orphans. 
Request custom client posting of catalog items for eBay listing. 
Bundling for a Domestic Orders is possible to save on shipping charges.
Checkout the Entire Inventory Online, Search for :
astroptx