Preserve the delicate flavors of your favorite whiskeys. Balls of Steel will lower your drink to the perfect temperature, enhancing the flavors of your whiskey while creating a unique drinking experience. Balls of Steel are forged from the highest quality stainless steel and packed with a powerful Arctic Core that allows the balls to reach the perfect temperature for whiskey. Store Balls of Steel in your freezer until ready for use and then drop them into your glass to quickly chill your whiskey, all without any dilution. Drink your whiskey knowing you are supporting a cause. A portion of each Balls of Steel purchase is donated to testicular cancer research at MD Anderson Cancer Center. Use code GADGETFLOW for free gift wrapping! Free shipping on orders over $45!