While this may seem like a lot for a set of drink pitchers for some people, it does seem like a great product for others and it is nearly half the cost of the same product on Amazon, which has very favorable reviews.
Link to Product on Amazon
Costco Item #546831
For Mixing and Storing - Stain & Odor proof
Airtight twist top lid locks in freshness
Stores in the fridge door or on its side - Spill & leakproof
Soft grip handle; BPA free AcraGlassTM
2 pack each 66 oz./2 quarts Capacity - Hot or Cold beverages - dishwasher safe.