Mattress Guides
Best Mattress Reviews 2026: What the Top Labs and Brand Editors Recommend
What the four leading review labs picked for 2026, with a brand-by-brand comparison of trials, warranties, and price tiers.
What the four leading review labs picked for 2026, with a brand-by-brand comparison of trials, warranties, and price tiers.
Mattress ReviewsNo - current Tuft and Needle Original, Mint, and Mint Hybrid mattresses are fiberglass-free, using a polyester/cotton knit fire barrier treated with food-grade salt. Here's how to verify your unit and what changed after the 2018 Serta Simmons acquisition.
Mattress GuidesAll Serta mattresses sold at U.S. retail are designed and assembled in the United States across roughly 25 Serta Simmons Bedding plants, with four more in Canada and licensed partners abroad. Here is exactly where, what global components are used, and how Serta compares to Sealy, Tempur-Pedic, Purple, and Casper.
Home TipsIt depends on the model. Beautyrest mattresses use SIMGARD (Kevlar plus cellulose) - no fiberglass. The cheaper Simmons memory-foam tight-tops sold at Costco, Home Depot, and Amazon do contain a fiberglass fire sock. Here is which is which and how to verify on the law tag.
Mattress GuidesBeautyrest mattresses are assembled in the USA by Serta Simmons Bedding, with major plants in Wisconsin, Georgia, Arizona, Texas, and Washington. Here's the up-to-date factory list, the corporate history, and what made-in-the-USA actually means for Beautyrest today.