Swedish Fish are a gluten-free, fish-shaped, chewy candy originally developed by Swedish candy producer Malaco in the late 1950s for the U.S. market. Swedish Fish are a must try! These fish are hard to find but you can buy them from Munchdiddly's from the comfort of your own home. Yes, Munchdiddly's will actually deliver them to your house within the same day of purchase! Same day delivery is available only in Dublin. Nationwide 3-5 days via An Post tracked delivery.