HigherOne offers a range of financial solutions primarily designed for students, including services like the OneAccount and One Card. These accounts typically come with a debit card feature that allows users to make purchases online, just like a traditional bank debit card. However, the ability to make online purchases depends on the specific account type and the funds available in it. Users can link their accounts to various online merchants, which can facilitate smooth transactions. Furthermore, it is always advisable to ensure that funds are available before initiating any online purchases to avoid issues. For more specific guidance or to check your account capabilities, it would be best to visit the current HigherOne website where detailed information can be found regarding these services and their functionalities.