Here's a list of some of the filter bag companies out there:
Ice-O-Lator

DropBags

Payload Bags

Sprung Bags

Neato Bags

BubbleBags

Kootenay Bubble Refinery (KBR Bags)

Buddhabags/ Probags

Boldt Bags

Trash Bags (same maker as Boldt Bags)

420 Bags

HydroHippy

WackyWilly

Crystal Catcher Herb Bags

Hashbag.com ("Extraction Bags")

Weedbags (from ResinExtractor)

VirtualSunHydroponics.com ("Herbal Ice Extracts Bubble Kit")

Trichome Bubble Hash Bags

GrassCity.com ("Pollen Extraction Bags")
psuper Reviewed by psuper on . List of Available Micron Sizes for Bags-- Ice Water Extraction, Bubble Hash All of the following micron sizes for 5-gallon water hash bags are available online as of June 2011. I divide the bag sizes into categories: THE WORK BAGS 230μ 220μ --This is the common size for the workbag, but Dropbags, among others, makes a 230μ and some larger sizes, up to 400u (suited for different plant material, just saying). Rating: 5