Spigen Minimal iPhone SE Case
The Spigen iPhone SE Case - Thin Fit is a great option if you want affordable protection that is very thin. This is a great minimal iPhone SE case option that protects from small drops and from scratches.
If you just need enough protection to feel safe carrying your iPhone around day-to-day and you don't want to spend a ton of money this is a great option. Although this is less than $15, this is still an excellent case.
$14.99 at Spigen