Jett‑On does not provide an unlimited data plan for travel in Malaysia. The available eSIMs are fixed‑data packages, such as the 30GB 30 days plan for $52.00 USD and the 20GB 20 days plan for $32.00 USD. These options deliver a defined data allowance with validity from 3 to 30 days. Because the data caps are set, travelers who anticipate very high usage may find a fixed plan more economical than a hypothetical unlimited option; however, for lighter or moderate data needs the fixed plans can still offer sufficient data at a predictable cost.