Silicone bags are the lunch upgrade you'll actually use

Packing a lunch with reusable silicone bags is easy once you stop treating them like plastic bags and start treating them like flexible containers. They seal well, they’re washable, and they don’t crush your sandwich into a sad flat slab.

The main thing is size. Get a set with at least one sandwich-sized bag and two or three snack-sized ones. Those smaller bags are perfect for grapes, cherry tomatoes, sliced peppers, or crackers. And don’t try to cram them full — they seal best when you leave a little air space at the top, just like a zipper bag but with a stiffer closure.

For wet or messy foods — yogurt, cut fruit, hummus — these bags are actually better than plastic because they stand up on their own. You can set them upright in the lunch box, and since silicone is waterproof and doesn’t stain easily, they rinse out quickly. For anything dry and dusty like pretzels or popcorn, they’re fine too, but they won’t be as compact as a flat plastic bag.

Cleaning is the only real adjustment. Turn them inside out and wash with soapy water, or throw them on the top rack of the dishwasher if they say they’re dishwasher-safe. They also take up more space than a disposable bag in your lunchbox, so pack snacks around the bags rather than stacking everything flat. I keep my set in a drawer near the cutting board, not in the bag drawer, because they’re really closer to Tupperware than to plastic wrap.

You’ll still reach for a disposable bag sometimes, and that’s fine. But once you get the rotation down, you’ll wonder why you ever bought a box of zipper bags just for lunch on the go.