u003cbr/u003eRice Krispies Treats will stay fresh for 2-3 days at room temperature in an airtight container. If you're making them for snacks or a party, you can make them ahead and wrap the squares individually in plastic wrap.u003cbr/u003eu003cbr/u003eIf you want to keep them fresh longer, you can wrap them up tight and freeze them for up to 6 weeks!