Keep your frozen drinks colder longer with the new 5-cup Blue Chill Freezer Jar. This revolutionary 10-speed Oster blender keeps frozen drinks icy cold for up to six hours! Place the double-wall-insulated Blue Chill jar in the freezer, and when it's beverage time, the powerful "Ice-Crusher" stainless steel blade blends smooth, frosty-cold drinks every time - perfect for summer entertaining! Pricing only available online.