Amazon has the Oster Blend-N-Go Mason Jar Blender for only $19.99 (Reg $39.99) with Prime Shipping. It includes two (2) 20oz BPA-free plastic mason jars, a drinking lid and straw for easy consumption of drinks and a storage cap for storing salsas, dips, spreads, or baby food.
If you are not already a Prime Member you can join with a 30-day free trial of Prime, as a student with Prime Student, or as part of Amazon Family.
Please note that prices are subject to change at any time and may have increased or decreased since this offer was posted.