It is hidden in every article of clothing, allowing the fan to run for up to 8.5 hours at a high setting. More impressively, the fan can run on a low setting for up to 59 hours. In addition to its fan-cooling clothing designs, Octocool also offers 4 heat options for when the weather is cooler. The shirts and bottoms are constructed from materials including cotton and polyester. Each clothing item purchased comes with one charger, one cord, one batter, and two fans.
Image Credit: Oddity Mall