Thermal & Air flow variability Subtle changes in air temperature, relative humidity, air ow across the skin, and surface temperatures that mimic natural environments.
Adding some explanations, examples and data comparison to the conclusion will be more intuitive and convincing, just as discussed earlier in the article. Perhaps this makes this article more complete and credible. At the same time, the conclusion only summarizes the article, and lasks discussions and explanations for the future research direction.