We tried a variety of Kirkland Signature sparkling waters to help you decide which one you'd like to pick up on your next ...

A measure of how effectively the filter removed flavor taints, along with the resulting odor taints, that CR added to plain water with minimal intrinsic flavor and odor (the "control" water).

I'm a creative director and writer, but I'm also a barbecue pitmaster who loves shopping at Costco. I get barbecuing essentials at Costco like Kingsford charcoal and Kirkland's Stretch-Tite wrap.