In previous years, people helpful to carry alcoholic drinks in cases which have been big and bulky and required associated with ice and water to keep your wine cool.
Well, you can use a wine thermometer that attaches to your bottle. https://gentle-grape-kbzlc0.mystrikingly.com/blog/step-by-step-home-winemaking-enjoying-your-wine-991761ef-0257-4293-b636-ba2ef75a22cb