That's a great and very practical question! The short answer is: not always. While it might seem like a standard kitchen bag should work anywhere, outdoor bins come in a huge variety of shapes and sizes. Using the wrong bag can lead to rips, spills, and a real mess.
Here’s the natural way to think about it. First, check the gallon capacity of your outdoor bin (it's often printed on the lid or side). A common "13-gallon" kitchen bag is designed for a standard indoor kitchen can. Many outdoor bins are 30, 45, or even 95 gallons. Trying to stretch a small bag in a large bin is a recipe for failure.
Next, consider the shape. Some bins are round, some are rectangular, and some have unusual designs. A bag made for a rectangular kitchen can might not fit well in a round barrel, leaving exposed gaps where trash and liquids can sneak out.
My best advice? Measure your bin's height and circumference, then look for bags labeled for that size. If your bin is a common brand, they often sell specific liners that are guaranteed to fit. It’s worth the extra minute to check—it saves you from cleanup headaches later. For a quick fix, you can often use two standard bags, one inside the other, for extra strength in a pinch. Ultimately, matching the bag to your specific bin model is the surest way to keep things tidy.