Pen Cap Holes
Pen Cap Holes are a saver of life. Yes! It is designed for people who like to chew or put their pen cap on their bodies. So how does it save a life? The holes are placed for security. The holes are designed to allow the air through if someone has swallowed it by accident and blocks its windpipe.
Pen Cap Holes
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iPhone Camera Hole
The iPhone has a hole beside its lens. Yes, you probably once wondered or saw it, but that hole is actually a microphone. It is easy to miss this because it is so small, but this hole clarifies your sound and makes it better. Are you an iPhone user? Check your telephone and test it immediately
iPhone Camera Hole
