AI-assisted summary

Mattress Firm has extended its Cyber Monday sale, offering an extra 20% off select items.

The sale includes top-tier brands like Sealy and Tempur-Pedic for various types of sleepers.

The Cyber Week sale is currently active and will run through Tuesday, December 9.

Stop losing sleep over that old mattress—your biggest sleep upgrade of the year starts now, and you don't even have to leave the house. The Mattress Firm's Cyber Monday Sale has been extended!

During this epic sale, you can save an extra 20% off select mattresses, bedding and more . This is the perfect time to shop top-tier brands like Sealy and Tempur-Pedic across all comfort levels, guaranteeing everyone—from stomach sleepers to those needing extra support—a good night's rest.

This sale will make i

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