What Do Mattress Certifications Really Mean?

Preview text: Some labels prove real standards. Others only sound convincing.

AmerisleepThursday, Oct 22, 2026 at 12:00 PM EasternKlaviyo
AmerisleepWhat Do Mattress Certifications Really Mean?
Subject
What Do Mattress Certifications Really Mean?
Preview text
Some labels prove real standards. Others only sound convincing.
From
cs@amerisleep.com
Sent
Thu Oct 22, 2026, 12:00 PM ET
Sent to
amerisleep.com, refer.amerisleep.com
Size
49 KB
Images
10
Links
13, 1 of them buttons
Subject length
44 characters

Against Amerisleep's usual

Sent in the 12 PM hour, which holds 11% of its emails; 35% arrive in the 9 PM hour. The subject is 44 characters; its average is 37.

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
Amerisleep <[email protected]>
Subject
What Do Mattress Certifications Really Mean?
Date
Thu, 22 Oct 2026 16:00:03 +0000 (UTC)
Message-ID domain
geopod-ismtpd-98
Return-Path domain
send.amerisleep.com
DKIM signature
d=amerisleep.com s=s1
List-Unsubscribe
Present, one-click

Servers it passed through, newest first

  1. by recvd-canary-…-9g75q with SMTP
  2. from (unnamed) by geopod-ismtpd-98 with HTTP

Other sending headers (names only): X-Kmail-Account, X-Kmail-Message, X-Kmail-Ops, X-Report-Abuse, X-SG-EID, X-SG-ID, X-Entity-ID

Report this email

Sent just before and after

Oct 26, 2026 11:00 AMAre You Waking Up Sweaty at Night?
Oct 24, 2026 12:00 PMWhy Are You Still Waking Up Hot?
Oct 22, 2026 12:00 PMWant First Access to Our Black Friday Sale?
Oct 22, 2026 12:00 PMWhat Do Mattress Certifications Really Mean? (this email)
Oct 19, 2026 11:00 AMWhy Are So Many Workers Hiding Their Naps?
Oct 16, 2026 12:02 PMHow Did the Cloud Bed Become So Popular?
Oct 13, 2026 8:00 PMFinal Hours: $1,000 Off AS6 Black Ends Tonight.

More from Amerisleep

All Amerisleep emails

Get the Black Friday insights

We're collecting every Black Friday email from more than 50,000 brands as it lands. Get what we find: who starts first, the biggest discounts, and the subject lines that stand out.

Free. You'll get a confirmation email first, and you can unsubscribe anytime.