What filter floss do you use? REEF2REEF Saltwater and Reef

Hey all, I know a bunch of you have gone away from using filter socks and are using floss in a holder. I am going to give this approach a try, but I'm having a hard time figuring out what floss to use. What floss are you using and where are you getting it?

FREE TEST for IOAOI Filter Resin, Page 3

What filter floss would you use?, Page 2

Build Thread - Reef keeper Colombia mixed reef tank

best tank for my situation, Page 2

Filter floss? REEF2REEF Saltwater and Reef Aquarium Forum

Should I replace my sponge with floss? REEF2REEF Saltwater and Reef Aquarium Forum

Filtration REEF2REEF Saltwater and Reef Aquarium Forum

Filtration suggestions needed! Help! REEF2REEF Saltwater and Reef Aquarium Forum

Please Help - Brown Algae REEF2REEF Saltwater and Reef Aquarium Forum