Direct subsidized loan is one type of student loans that’s available for undergraduate students.

Interest rate: 4.99%

Requirement:
1. apply through federal aid website or school financial website
2. enroll at school at least half time

Pros:
1. no need to check your credits
2. pay interest after leaving school

Cons:
1. may be not eligible for large amount
2. students who need to borrow $3500-5500 per year

Reference: https://www.forbes.com/advisor/student-loans/federal-student-loan/#:~:text=Federal%20student%20loans%20are%20intended%20to%20help%20you,you%20leave%20school%20or%20drop%20below%20half-time%20enrollment.