Vますform(やすいです/にくいです)
Usage
When a volitional verb means easy to carry out, and the other is difficult to carry out. When a non-volitional verb is used, it means it is likely to occur while the other one is unlikely to occur.
Examples
このパソコンは使いやすいです。
White shirts get dirty easily
このコップは割れにくくて、安全ですよ
This glass won't break easily, so it's safe