It’s not stress. It’s the light hitting your eyes.

Preview text: Reset your internal clock.

Swanwick SleepMonday, Sep 7, 2026 at 9:11 PM EasternKlaviyo
Swanwick SleepIt’s not stress. It’s the light hitting your eyes.
Subject
It’s not stress. It’s the light hitting your eyes.
Preview text
Reset your internal clock.
From
support@swanwicksleep.com
Sent
Mon Sep 7, 2026, 9:11 PM ET
Sent to
shopswanwick.com
Size
69 KB
Images
20
Links
22, 2 of them buttons
Subject length
51 characters

Against Swanwick Sleep's usual

Sent in the 9 PM hour, which holds 9% of its emails; 20% arrive in the 8 PM hour. The subject is 51 characters; its average is 38.

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
Swanwick Sleep <[email protected]>
Subject
It’s not stress. It’s the light hitting your eyes.
Date
Tue, 08 Sep 2026 01:11:46 +0000 (UTC)
Message-ID domain
geopod-ismtpd-66
Return-Path domain
send.swanwicksleep.com
DKIM signature
d=swanwicksleep.com s=s1
List-Unsubscribe
Present, one-click

Servers it passed through, newest first

  1. by recvd-…-wbn8t with SMTP
  2. from (unnamed) by geopod-ismtpd-66 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

Sep 12, 2026 10:17 PMYour 10% off expires tomorrow
Sep 10, 2026 10:01 PMYour body remembers firelight.
Sep 8, 2026 10:14 PMThe sleep hack trusted by pro athletes and biohackers
Sep 7, 2026 9:11 PMIt’s not stress. It’s the light hitting your eyes. (this email)
Sep 7, 2026 12:19 AMStill thinking about reclaiming your energy?
Sep 6, 2026 9:10 PMWelcome to Swanwick
Apr 30, 2026 8:12 PMReal reviews from people who've transformed their sleep

More from Swanwick Sleep

All Swanwick Sleep emails

Sent the same day by similar brands

Same ESP and the closest weekly volume, sent on Sep 7, 2026.

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.