They Sent It

The countdown to school just started

Short window. Easy fix.

Manta SleepFriday, Aug 14, 2026 at 11:02 AM EasternKlaviyo
Manta SleepThe countdown to school just started
Subject
The countdown to school just started
Preview text
Short window. Easy fix.
From
support@mantasleep.com
Sent
Fri Aug 14, 2026, 11:02 AM ET
Sent to
mantasleep.com
Size
43 KB
Images
17
Links
18, 5 of them buttons
Subject length
36 characters

Against Manta Sleep's usual

Sent in the 11 AM hour, which holds 10% of its emails; 19% arrive in the 10 AM hour. The subject is 36 characters; its average is 29.

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
Manta Sleep <[email protected]>
Subject
The countdown to school just started
Date
Fri, 14 Aug 2026 15:02:15 +0000 (UTC)
Message-ID domain
geopod-ismtpd-34
Return-Path domain
klaviyo.mantasleep.com
DKIM signature
d=mantasleep.com s=kl2
List-Unsubscribe
Present, one-click

Servers it passed through, newest first

  1. by recvd-…-pfc7w with SMTP
  2. from (unnamed) by geopod-ismtpd-34 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

Aug 24, 2026 12:00 AMASMR for sleep. It’s a thing.
Aug 19, 2026 6:45 PMThe 20-minute rule
Aug 17, 2026 8:00 AMHustle culture is dead
Aug 14, 2026 11:02 AMThe countdown to school just started (this email)
Aug 12, 2026 10:03 AMThe siesta secret
Aug 11, 2026 5:15 AMYou found what you need
Aug 9, 2026 5:14 AM2 million people are sleeping better

More from Manta Sleep

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