Ziploc Perfect Portion bags are intended to be used for packaging single servings of meat which can then be combined with other wrapped portions in a Ziploc freezer bag for freezing. The Perfect Portions bag helps prevent freezer burn and keeps the pieces from freezing together, making it easier to just get out one portion when ready to cook.
Other uses for Ziploc Perfect Portion bags that consumers have come up with include using the bags to reduce mess when emptying used coffee grounds or changing a cat litter box. Other uses include wrapping up dirty diapers when traveling and a restroom is not near. Another user found the bags useful for wrapping cupcakes or muffins to send in their children's lunches.