The method to identify the authenticity of the product is as follows:

1. Look at the product packaging: Cotton Era product packaging has the logo of 100% cotton, pure cotton, or 100% cotton.

2. Observe product trademarks: Every product in the cotton era has a trademark. The trademark will appear on the product in the form of sewing. The product specifications and materials used will be marked on the trademark. And the cleaning method will also be marked.

3. Combustion method: Cotton material will not produce thick smoke and odor when burning, and it will burn very quickly.