Filter Media. White: 2" Thick, 56" Wide (available in 1', 10' or 90'); 1 1/2" Thick, 56" Wide (1', 20' or 120'); 1" Thick, 56" Wide (1', 20' or 120'). Black: 1" Thick, 56" Wide (available in 1' or 20'). Green: 1" Thick, 56" Wide (available in 1', 20' or 120').