This is an oral care interdental floss that I bought with my own money.

The product I bought with my own money that I use is dental floss.

I bought this because I heard it's good for your teeth if you use it every day, but I guess I'm not that diligent.

I can't use it every day, but I use it occasionally. When I feel a foreign object sensation between my teeth,

Dental floss is better than toothpicks. It's also convenient to put in that case and carry around when going out.

I'm almost out of it, so I guess I'll have to buy more.

If you frequently use toothpicks, I recommend trying dental floss.