One couple. One product. Four weeks.

Preview text: One couple A note from Sarah Jess and Tom have been together for six years. They're good…

CosaraMonday, Apr 27, 2026 at 9:15 AM EasternKlaviyo
CosaraOne couple. One product. Four weeks.
Subject
One couple. One product. Four weeks.
Preview text
One couple A note from Sarah Jess and Tom have been together for six years. They're good…
From
sarah@cosara.com
Brand
Cosara
Sent
Mon Apr 27, 2026, 9:15 AM ET
Sent to
Switzerland (cosara.ch), cosara.com, Denmark (cosara.dk)
Size
17 KB
Images
1
Links
4, 1 of them buttons
Subject length
36 characters

Against Cosara's usual

Sent in its busiest hour, 9 AM, which holds 47% of its emails. The subject is 36 characters; its average is 33.

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
Sarah <[email protected]>
Subject
One couple. One product. Four weeks.
Date
Mon, 27 Apr 2026 13:15:49 +0000
Message-ID domain
klaviyomail.com
Return-Path domain
k3.send.cosara.com
DKIM signature
d=shared.klaviyomail.com s=def1; d=send.cosara.com s=mtd1
List-Unsubscribe
Present, one-click

Servers it passed through, newest first

  1. from kl-203-24-56.kmta.shared.klaviyomail.com [170.203.24.56] by our receiving server with ESMTPS
  2. from (unnamed) by kmta-mta-blue-….servers.clovesoftware.com with SMTP

Other sending headers (names only): X-Mailer-Info-Extra2, X-Mailer-Info, X-Mailer-Info-Extra, X-Kmail-Account, X-Kmail-Message, X-Kmail-Ops, X-Report-Abuse

Report this email

Sent just before and after

May 1, 2026 11:00 AMThis is the one most people start with
Apr 29, 2026 12:27 PMHalf of women's vibrators are bought by men
Apr 28, 2026 6:59 AM7 things I wish someone told me
Apr 27, 2026 9:15 AMOne couple. One product. Four weeks. (this email)
Apr 26, 2026 9:04 AMThe 3 PM problem
Apr 24, 2026 9:15 AMI thought this was a medical thing
Apr 21, 2026 11:34 AMSame product. Completely different experience.

More from Cosara

All Cosara 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.