It’s not stress. It’s the light hitting your eyes.
Preview text: Reset your internal clock.

Use this example
- Subject
- It’s not stress. It’s the light hitting your eyes.
- Preview text
- Reset your internal clock.
- From
- support@
swanwicksleep.com - Brand
- Swanwick Sleep
- ESP
- Klaviyo
- 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
- by recvd-…-wbn8t with SMTP
- 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
Sent just before and after
| Sep 12, 2026 10:17 PM | Your 10% off expires tomorrow | |
| Sep 10, 2026 10:01 PM | Your body remembers firelight. | |
| Sep 8, 2026 10:14 PM | The sleep hack trusted by pro athletes and biohackers | |
| Sep 7, 2026 9:11 PM | It’s not stress. It’s the light hitting your eyes. (this email) | |
| Sep 7, 2026 12:19 AM | Still thinking about reclaiming your energy? | |
| Sep 6, 2026 9:10 PM | Welcome to Swanwick | |
| Apr 30, 2026 8:12 PM | Real reviews from people who've transformed their sleep |
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Sent the same day by similar brands
Same ESP and the closest weekly volume, sent on Sep 7, 2026.









