(TrendHunter.com) The Koojack vest is a piece of warm weather clothing engineered to help actively cool down the wearer as a way to beat the heat when working, working out and more. The vest is equipped with six…(TrendHunter.com) The Koojack vest is a piece of warm weather clothing engineered to help actively cool down the wearer as a way to beat the heat when working, working out and more. The vest is equipped with six…
