There is a myth that living sustainably is expensive. Sometimes the sticker price is higher up front. But the habits that cut the most plastic are also the ones that quietly save money, because reuse is cheaper than repurchase. Here are five worth building.

1. Carry your own bottle

A stainless steel bottle pays for itself fast if it replaces even one bought drink a week. Insulated bottles keep water cold all day, which makes the habit stick.

2. Do a five-minute weekly fridge check

Food waste is money and packaging thrown out together. One quick look before you shop means you buy what you actually need and use what you already have.

3. Choose refills over new bottles

A refillable glass spray bottle plus concentrate costs less per clean than buying a new plastic bottle of cleaner every few weeks. Same for laundry sheets over jugs. Buy the container once, refill forever.

4. Keep a small kit in your bag or car

A folded tote, a produce bag, a travel bottle. Ninety percent of single-use plastic happens because the reusable was at home. Keep a small kit where life happens and the swap makes itself.

5. Repair and repurpose before replacing

Jars become storage. Worn bath towels become cleaning rags. A loose handle gets tightened instead of tossed. Every item that stays in service is one less thing bought and one less thing thrown away.

None of these require willpower. They require setup, once. That is the secret to most sustainable habits.

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