This story is part of Planet or Plastic?—our multiyear effort to raise awareness about the global plastic waste crisis. Learn what you can do to reduce your own single-use plastics, and take ...

These plastic molds make a traditionally shaped ice pop that comes out smoothly. The individually removable molds fit in a narrow tray, taking up minimal freezer space. And the whole set is ...

“Silicone is so flexible, you can literally push the ice cubes out one at a time and the mold just pops back into its original form,” says Van Flandern. “The advantage of plastic is that you ...

When my daughter was about 3, she started asking for ice pops at every meal ... I needed was a portable mold to replace that little plastic bag. And though I don’t remember exactly how I ...