Square gives you more flake in a given area because we do not cut the corners off, hence square give you more flake which gives more "pop". Compare how much more flake that you get with a square flake compared to hex!
Tidewater Blue Metal Flake Glitter .025 0.025 Crafting Resin Boat
Tidewater Blue Metal Flake Glitter .008 0.008 Crafting Resin Boat
LiME LiNE Sprayable Blue Metal Flake Paint Additive - 3 Oz Metal Flake Glitter
6oz (177ml) Slate Blue Metal Flake - .004" Very Fine Flake Pro Paint Additive
LiME LiNE Sprayable Ice Blue Metal Flake Paint Additive - 3 Oz Flake Glitter
LiME LiNE Sprayable Sky Blue Metal Flake Paint Additive - 3 Oz Flake Glitter