Before nonstick revolutionized home cooking, Pyrex was the leading brand in bakeware and cookware. Their colorful casserole dishes with matching lids and eclectic kitchenware were the staple of so many homes through the mid-to-late ’90s. Today, the brand is mostly known for their durable glass food storage containers, measuring cups, and mixing bowls, but those discontinued patterns and pieces are highly sought out by collectors and cooks alike.