Storage & Containers

Reusable Bags

Washable silicone bags that replace single-use plastic

Washable, sealable silicone or fabric bags that store snacks, leftovers, and prepped produce in place of disposable plastic. Many are freezer- and sous-vide-safe. Stand them up to fill, then press out the air and seal — wash and reuse for years.

Reusable bags are washable, sealable pouches — most often platinum silicone, sometimes coated fabric — built to replace single-use plastic for snacks, leftovers, and prepped produce. The better silicone versions are genuinely versatile: many are freezer-, microwave-, dishwasher-, and even sous-vide-safe, so one bag stores, freezes, reheats, and cooks. They stand upright to fill, seal with a press or a slider, and last for years. The upfront cost is higher than a box of disposables, but they pay back fast and cut a lot of plastic waste.

Types & varieties

Silicone bags

Durable, heat-safe, dishwasher-safe; the most versatile (and priciest).

Coated fabric bags

Lightweight cotton/PUL bags for dry snacks and produce; not for liquids or heat.

Mesh produce bags

Breathable net bags for shopping and storing fruit and vegetables.

Filling and sealing

Stand the bag upright to fill it without spills, then press out the air as you close the seal — running a finger firmly along the closure ensures it's fully shut and airtight. A poorly closed bag leaks, so double-check the seal before laying it down or tipping it over.

Stand it up to fill cleanly
Press out air and run a finger along the seal
Verify the closure before tipping it over

Cleaning and drying

Most silicone bags are dishwasher-safe, but they trap water in the corners — prop them open and upside-down to air-dry fully, or they'll smell musty. A bottle brush or a wooden spoon stands them open to dry. Wash before first use and let them dry completely between uses.

Common uses

Storing snacks and leftoversFreezing portioned foodSous-vide cooking (rated silicone)MarinatingPacking lunchesStoring prepped produceCarrying bulk goods from the shop (mesh/fabric)

Tips & pitfalls

Press out the air and run a finger along the seal to confirm it's fully closed.
Stand silicone bags open upside-down to dry — they trap water in the corners and can get musty.
Check the heat rating before sous-vide or microwave use; not all reusable bags are heat-safe.
Use fabric and mesh bags only for dry foods and produce, never liquids.
They cost more upfront but pay for themselves over a year of saved disposables.

Good to know

Materials: Platinum food-grade silicone or coated fabric
Heat range: Quality silicone: freezer to ~200 C and sous-vide; check the brand
Dishwasher?: Most silicone bags are dishwasher-safe (top rack)
Seal: Press-to-close or slider; airtight when done right
Reusable?: Yes — years of use
Price range: Moderate to high upfront (long payback)