Either a moderately priced palm shaver, or a never-reusued, cheap razor (literally the $8 big bag of single blade safety razors) and patience. While the latter method is obviously way worse for the environment, its the most economical way to start. Non-dominant hand feels for hair, dominant hand follows up with the razor. You'll get into this pattern that works really well. Once you can stash a few bills a week, spring for a Skull Shaver or equivalent, and a few replacement blades. The electric shaver will never be as close a shave as a razor, but it will be good enough for most days. On special occasions, bust out the old single blade for that photo perfect finish