Oster Ball Personal Blender, Red with Bonus Blending Cup Includes 2 Ball/Mason style jars Includes a drinking lid and straw for easy consumption of drinks, and a storage cap for storing salsas, dips, spreads, or baby food Power Boosted: 250 watts of power blend drinks smooth and chunk-free Quick and convenient one-touch operation for hands-free blending, plus 3 Year Satisfaction Guarantee It is recommended to only blend with the plastic mason jars included. Do not use glass or other mason-style jars with this blender and blade assembly. For cold drinks only.