The Mattress Smasher 9000 is a proprietary CNET device that objectively assesses mattress firmness. This unique machine ...

Mattress Firm's 4th of July sale has up to 70% off Sealy, Nectar, Beautyrest Save up to 70% at this limited-time Mattress Firm sale during the long holiday weekend.

The SynthoSpace 10-Inch King Memory Foam Mattress is on sale for 77% off at Walmart, saving you $723 on a quality mattress shoppers recommend for pain relief.

Don't miss the Saatva 4th of July 2025 mattress sale to save $400 on luxurious mattresses and get free white glove delivery service included!

Serta offers several mattress types, including memory foam, innerspring and hybrid, and sizes from twin to California king. Serta also sells pillows, sheets, crib mattresses and pet beds.

The mattress comes in seven sizes: twin long, full, queen, king, split king, Cal king, and split Cal king. We tested a king size firm Estate with a firm pillow top upgrade, which was an additional ...

When searching for a new mattress to test, she decided to go with a model from Stearns & Foster. The brand has over 175 years ...

The Independent’s sleep expert - I’ve spent years testing mattresses for back, side and front sleepers from Simba, Nectar and ...

These Mattress Firm coupons and discount codes will help you save up to 10% with your purchase of select mattresses.

Here are our favorite Fourth of July mattress deals from editor-tested brands like Saatva, Avocado, Beautyrest, and more — including exclusive offers for Apartment Therapy readers!