Sharper Image Breeze Blast Personal Air Cooler. Vacuum insulated and stainless steel double wall chamber helps seal out ambient air. Ultra quiet turbine fan cools down air leaving you feeling refreshed. Convenient hand-held size virtually fits any cupholder, pouch or pocket. Uses 1-2 cups ice or blast packs (included). Bird eye valve allows you to direct the breeze and use when it's sitting on a surface, simply resume with a push of a button. Auto shut-off timer turns off after 20 minutes. Mixed case includes grey and light blue.