Describe something you cant live without (not computer or phone) - Whatis it - How you use it -How often you use it How it helps you and why you can't live without it

One thing I cannot live without is my headphones, I mean my earphones. I use them almost every day, especially when I am studying, traveling, or walking outside. Listening to music helps me concentrate and makes many daily activities more enjoyable. One of the main reasons why headphones are so important to me is that [...]