Peak Ice Works “Everyday” Silicone Ice Tray

Most silicone ice trays you buy are flimsy things, not designed to be stacked on and generally flopping all around the place. In contrast, Peak Ice Works' 12-cube "Everyday" ice tray has an internal steel frame that makes it easy to fill and carry the thing, plus it comes with a lid that blocks out freezer odors and allows you to stack multiple trays.

Even then, you still get the benefit of other silicone trays in that the individual 1¼" cubes are easy to remove when you want them. The cherries on top are that it's both BPA-free and dishwasher-safe.

They've got half a dozen colors to choose from: