The Protector

Riddle: I am a protector. I sit on a bridge. One person can see right through me, while others wonder what I hide. What am I?

Answer: Sunglasses.

Source: https://www.riddles.com/6084

I am a protector. I sit on a bridge. One person can see right through me, while others wonder what I hide. What am I? — The Protector by Jazmine v1.

Riddle: I am a protector. I sit on a bridge. One person can see right through me, while others wonder what I hide. What am I? Answer: Sunglasses. — by Jazmine v2.