Change the way you sleep — for the better. 💤

Preview text: Awarded Best Mattress for Side Sleepers!

SONU SleepWednesday, Jun 3, 2026 at 11:04 PM EasternKlaviyo
SONU SleepChange the way you sleep — for the better. 💤
Subject
Change the way you sleep — for the better. 💤
Preview text
Awarded Best Mattress for Side Sleepers!
From
info@sonusleep.com
Sent
Wed Jun 3, 2026, 11:04 PM ET
Sent to
sonusleep.com
Size
71 KB
Images
37
Links
29, 1 of them buttons
Subject length
45 characters

Against SONU Sleep's usual

Sent in the 11 PM hour, which holds 5% of its emails; 18% arrive in the 8 PM hour. The subject is 45 characters; its average is 39.

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
SONU Sleep <[email protected]>
Subject
Change the way you sleep — for the better. 💤
Date
Thu, 04 Jun 2026 03:04:10 +0000 (UTC)
Message-ID domain
geopod-ismtpd-78
Return-Path domain
send.sonusleep.com
DKIM signature
d=sonusleep.com s=kl2
List-Unsubscribe
Present, one-click

Servers it passed through, newest first

  1. from o1399.shared.klaviyomail.com [149.72.95.94] by our receiving server with ESMTPS
  2. by recvd-…-kpblg with SMTP
  3. from (unnamed) by geopod-ismtpd-78 with HTTP

Other sending headers (names only): X-Kmail-Account, X-Kmail-Flow, 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

Jun 20, 2026 7:30 PM💤 Cooler nights start here
Jun 5, 2026 10:15 PMStill on the fence about SONU? 🤗
Jun 4, 2026 10:11 PMPeople everywhere love SONU! ❤️
Jun 3, 2026 11:04 PMChange the way you sleep — for the better. 💤 (this email)
Jun 3, 2026 2:23 PM⏳ More Than a Mattress sale ends in 48 hours
May 25, 2026 12:02 PM⌛ Last chance to save $1148 + free gifts
May 20, 2026 6:01 PM😩 Waking up stiff isn’t normal

More from SONU Sleep

All SONU Sleep 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. Unsubscribe anytime.