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Pyrex (trademarked as PYREX and pyrex) is a type of borosilicate glass developed by Corning Incorporated in 1908.

Discover durable Pyrex glass food storage containers, mixing bowls, and measuring cups. BPA-free lids, microwave and dishwasher safe.

At its core, Pyrex is glassware and cookware that can resist chemicals, electricity, and heat. It is also shock-resistant and can withstand thermal expansion. As a result, it's an appropriate material to …

Nov 21, 2025 · In this guide, I’ll introduce you to some of the most collectible and popular vintage Pyrex patterns, their worth, and some tips to spot valuable Pyrex in your home.

Shop items from Pyrex at Walmart.com and learn more about how you can save money on the best Pyrex products to help you live better.

May 23, 2026 · Learn what Pyrex is made of and the difference between uppercase and lowercase Pyrex to determine what kind of glassware you have for safe handling.

Mar 18, 2026 · Vintage Pyrex Mixing Bowl Values The 401–404 nesting mixing bowl set is the most popular Pyrex format. Values below reflect eBay sold listings and estate sale averages for pieces in …

Nov 25, 2025 · Avoid exploding glass in your oven and microwave by knowing the differences between PYREX and pyrex. Read on to avoid kitchen mishaps.