Macys offers Pyrex 8-Piece Mixing Bowl Set for $19.99 (reg $46). Free shipping on orders over $25. 
 
Product Description:
A wide range of sizes gives you perfect bowl for everything from serving a side dish to mixing batter with this set from Pyrex. The four bowls are in durable glass, with lids for storage.

• Includes 1-, 1.5-, 2.5- and 4-quart bowls and lids
• Stain- and odor-resistant glass bowls
• BPA-free
• Secure-fit lids help keep contents fresh
• Convenient sizes nest to save space
• Durable high-quality tempered glass
• Manufacturer's two-year warranty
• Glass; lids: plastic
• Dishwasher, refrigerator and microwave save; bowls also oven safe
• Made in USA