Balls of Steel are
premium drink coolers for whiskey, wine or spirits. They are made from
the highest quality stainless steel(no effect on the taste or flavor of
your drink) and keep your drink at the right temperature without
diluting it. Balls of Steel supports testicular cancer cure research,
for each unit sold, the company donates a high percentage of profits to
the MD Anderson Cancer Center. watch the video
Also check out ROX the eternal ice cube,