The best mattress for couples, ranked

Preview text: Motion isolation, firmness, and cooling — see which pick fits two sleepers best

Sleep DoctorWednesday, Aug 12, 2026 at 10:09 AM EasternKlaviyo
Sleep DoctorThe best mattress for couples, ranked
Subject
The best mattress for couples, ranked
Preview text
Motion isolation, firmness, and cooling — see which pick fits two sleepers best
From
info@send.sleepdoctor.com
Sent
Wed Aug 12, 2026, 10:09 AM ET
Sent to
americansleepassociation.net, singularsleep.com, United States (sleepassociation.us), sleepdoctor.com
Size
64 KB
Images
12
Links
31, 6 of them buttons
Subject length
37 characters

Against Sleep Doctor's usual

Sent in the 10 AM hour, which holds 7% of its emails; 23% arrive in the 9 AM hour. The subject is 37 characters, the same as its average.

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
Sleep Doctor <[email protected]>
Subject
The best mattress for couples, ranked
Date
Wed, 12 Aug 2026 14:09:05 +0000
Message-ID domain
cio151267.send.sleepdoctor.com
Return-Path domain
cio151267.send.sleepdoctor.com
DKIM signature
d=cio151267.send.sleepdoctor.com s=cio
List-Unsubscribe
Present, one-click
Mailer
Customer.io (…_…; +https://whatis.customeriomail.com)

Servers it passed through, newest first

  1. by … with HTTP

Other sending headers (names only): X-Mailgun-Sid, X-Mailgun-Sending-Ip, X-Mailgun-Dkim, X-Mailgun-Native-Send, X-Mailgun-Track-Clicks, X-Mailgun-Track-Opens, X-Report-Abuse-To, X-Mailgun-Variables

Report this email

Sent just before and after

Aug 16, 2026 9:36 AMThe five habits good sleepers share
Aug 13, 2026 12:00 PMThe best mattress for couples, ranked
Aug 12, 2026 12:05 PMSo, can you reset your circadian rhythm?
Aug 12, 2026 10:09 AMThe best mattress for couples, ranked (this email)
Aug 10, 2026 12:02 PMHow to get a CPAP prescription (and what comes next)
Aug 9, 2026 12:51 PMOur #1 most-asked sleep question
Aug 9, 2026 9:05 AMOur #1 most-asked sleep question

More from Sleep Doctor

All Sleep Doctor 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.