Your mask does more than just block light
Preview text: Discover these lesser-known benefits
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- Subject
- Your mask does more than just block light
- Preview text
- Discover these lesser-known benefits
- From
- support@
mantasleep.com - Brand
- Manta Sleep
- ESP
- Klaviyo
- Sent
- Fri Apr 10, 2026, 6:01 PM ET
- Sent to
- mantasleep.com
- Size
- 42 KB
- Images
- 14
- Links
- 15, 5 of them buttons
- Subject length
- 41 characters
Against Manta Sleep's usual
Sent in the 6 PM hour, which holds 7% of its emails; 19% arrive in the 10 AM hour. The subject is 41 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
- Your mask does more than just block light
- Date
- Fri, 10 Apr 2026 22:01:06 +0000 (UTC)
- Message-ID domain
- geopod-ismtpd-23
- Return-Path domain
- klaviyo.mantasleep.com
- DKIM signature
- d=mantasleep.com s=kl2
- List-Unsubscribe
- Present, one-click
Servers it passed through, newest first
- from o1406.shared.klaviyomail.com [149.72.88.114] by our receiving server with ESMTPS
- by recvd-…-j47n6 with SMTP
- from (unnamed) by geopod-ismtpd-23 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
Sent just before and after
| Apr 17, 2026 11:00 AM | Longer days. Warmer nights. Allergies. | |
| Apr 16, 2026 10:03 AM | [Spring Sale] Reset your sleep rhythm | |
| Apr 12, 2026 10:30 AM | You’ve got more options than ever | |
| Apr 10, 2026 6:01 PM | Your mask does more than just block light (this email) | |
| Apr 7, 2026 6:30 PM | Traffic. TVs. Tumble dryers. They've been blocked. | |
| Apr 3, 2026 10:30 AM | A day could go two ways | |
| Mar 27, 2026 5:30 PM | A rare release to mark 10 years of Manta Sleep |
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