Shoes are a necessity of our life. Its importance is self-evident to us. But do you know some common knowledge about shoes.
1. No matter where your shoes are being ground, cover the ground with a wet towel for a few minutes and tap it with a hammer to ease or resolve the pain.
2. Measure the length of your hand, male or female, and multiply the number of millimeters by 1.33. That's the length of your foot. That's where the Chinese shoe size comes from.