“This is the best mattress I’ve ever used”

Preview text: Howard’s review stopped us in our tracks.

Luff Sleep

Saturday, Oct 17, 2026 at 11:44 PM EasternKlaviyo

Luff Sleep“This is the best mattress I’ve ever used”

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“This is the best mattress I’ve ever used” - email from Luff Sleep

Using this email in an article? Credit: Luff Sleep email via They Sent It, with a link to this page. Full-size image

Subject: “This is the best mattress I’ve ever used”
Preview text: Howard’s review stopped us in our tracks.
From: hello@luffsleep.co.uk
Brand: Luff Sleep
ESP: Klaviyo
Sent: Sat Oct 17, 2026, 11:44 PM ET
Sent to: luffhealth.com, United Kingdom (luffsleep.co.uk), luffsleep.com
Size: 47 KB
Images: 8
Links: 9, 5 of them buttons
Subject length: 42 characters

Against Luff Sleep's usual

Sent in the 11 PM hour, which holds 8% of its emails; 12% arrive in the 12 AM hour. The subject is 42 characters; its average is 35.

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: Luff Sleep <[email protected]>
Subject: “This is the best mattress I’ve ever used”
Date: Sun, 18 Oct 2026 03:44:21 +0000
Message-ID domain: klaviyomail.com
Return-Path domain: k3.send.luffsleep.co.uk
DKIM signature: d=shared.klaviyomail.com s=def1; d=send.luffsleep.co.uk s=mtd1
List-Unsubscribe: Present, one-click

Servers it passed through, newest first

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-Flow, X-Kmail-Message, X-Kmail-Ops, X-Report-Abuse

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