Cotton is a very common fabric in most warm countries. The popularity of the fabric is due to the comfort that the fabric offers. Cotton is popular not only in the warm countries, but also in cooler countries because the fabric does not cause irritation to the skin. However, cotton shirts are made mostly in countries like China, India, United States of America, among others. Thus, the facility to buy pure cotton shirts online has helped the people from other countries also to wear pure cotton shirts. Pure cotton shirts are very much in demand all throughout the year in almost all countries. Cotton shirts are very comfortable to wear and it is light which makes it comfortable to be worn under winter wear. In order to buy pure cotton shirts online, one must check the size chart of the shirts as the size differs from manufacturer to manufacturer. If a person wishes to buy pure cotton shirts online, they must make sure that they do it from certified sellers. Also, buying pure cotton shirts online requires online payment which has the problem of being a fraud. Thus, they must make sure to do the payment through a certified payment gateway.