Knock, knock 🍬 Your Halloween treat is here: up to 60% off featured beds

Preview text: Mattress Firm 96 Old mattress haunting you? Visit a Sleep Expert in store to find a better…

Saturday, Oct 31, 2026 at 9:18 AM EasternMailchimp

Mattress FirmKnock, knock 🍬 Your Halloween treat is here: up to 60% off featured beds

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Subject: Knock, knock 🍬 Your Halloween treat is here: up to 60% off featured beds
Preview text: Mattress Firm 96 Old mattress haunting you? Visit a Sleep Expert in store to find a better…
From: mattressfirm@email.mattressfirm.com
Brand: Mattress Firm
ESP: Mailchimp
Sent: Sat Oct 31, 2026, 9:18 AM ET
Size: 137 KB
Images: 42
Links: 71, 9 of them buttons
Subject length: 72 characters

Against Mattress Firm's usual

Sent in the 9 AM hour, which holds 1% of its emails; 50% arrive in the 7 AM hour. The subject is 72 characters; its average is 62.

Email headers

What the brand's servers put on this email. Our receiving servers, the address we subscribed with and unsubscribe links are left out.

From: Mattress Firm <[email protected]>
Reply-To: Mattress Firm, Inc. <…@email.mattressfirm.com>
Subject: Knock, knock 🍬 Your Halloween treat is here: up to 60% off featured beds
Date: Sat, 31 Oct 2026 07:18:29 -0600
Message-ID domain: las1s04mta0448.xt.local
Return-Path domain: bounce.email.mattressfirm.com
DKIM signature: d=email.mattressfirm.com s=mc48; d=s4.y.mc.salesforce.com s=fbldkim4
List-Unsubscribe: Present, one-click

Other sending headers (names only): x-messageKey, X-SFMC-Stack, x-job

	Nov 4, 2026 9:19 PM	For the night owls 🌙 Enjoy up to 20% off select sleep upgrades
	Nov 2, 2026 9:04 PM	Good news: Up to 20% off qualifying purchases is waiting for you
	Nov 1, 2026 7:19 AM	You gained an hour + an extra 20% off select beds & more. Win-win, right?
	Oct 31, 2026 9:18 AM	Knock, knock 🍬 Your Halloween treat is here: up to 60% off featured beds (this email)
	Oct 30, 2026 9:20 PM	You're getting up to 20% off select upgrades 👻 Don't ghost better sleep
	Oct 28, 2026 9:08 PM	Score up to 20% off select purchases 🧙‍♀️ We're brewing up spooky savings
	Oct 26, 2026 9:04 PM	Still up? Lucky you 🌙 Enjoy up to 20% off select upgrades