Nothing seems more indestructible than the rigid plastic container. We're only half-joking! These tough cases frustrate parents everywhere, especially around Christmas. But there's a safe, simple trick to opening them without risking cuts: use a can opener. Treat the rigid plastic like a can—position the can opener along the edge, grip firmly, and turn the handle to start cutting. You'll be amazed at how effortlessly you can now open these stubborn packages!