Pyrex Original 2.5-Quart Clear Mixing Bowl (4-Pack) for $4.97.  Select in-store pickup at Walmart to save on shipping.  Otherwise, shipping is $1.97 for a total of $6.94 shipped, or free on orders over $45.  Here is a screenshot for your reference. It is made of non-porous glass, and microwave, dishwasher, freezer and refrigerator safe.