To use, simply place the Fox Run Egg Separator on top of a small bowl or cup, crack egg over circular separator, and let the whites drop into the bowl while the yolk stays put. Made of durable, dishwasher safe plastic for easy clean-up. Perfect tool to have when kids are helping you cook, for separating the unhealthy yolk from the healthier egg whites, and for following specific recipes. Much easier than the old "shell to shell" method, get yours today!