❄️ Sleep Cooler. Wake Sharper.
Preview text: Cooling mattresses people upgrade to
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- Subject
- ❄️ Sleep Cooler. Wake Sharper.
- Preview text
- Cooling mattresses people upgrade to
- From
- info@
sleep.mattresswarehouse.com - Brand
- Mattress Warehouse
- ESP
- Klaviyo
- Sent
- Wed Jun 17, 2026, 3:03 PM ET
- Sent to
- mattresswarehouse.com
- Size
- 74 KB
- Images
- 31
- Links
- 31, 2 of them buttons
- Subject length
- 30 characters
Against Mattress Warehouse's usual
Sent in the 3 PM hour, which holds 4% of its emails; 59% arrive in the 8 AM hour. The subject is 30 characters; its average is 36.
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
- Mattress Warehouse <[email protected]>
- Subject
- ❄️ Sleep Cooler. Wake Sharper.
- Date
- Wed, 17 Jun 2026 19:03:04 +0000 (UTC)
- Message-ID domain
- geopod-ismtpd-40
- Return-Path domain
- sleep.mattresswarehouse.com
- DKIM signature
- d=mattresswarehouse.com s=kl2
- List-Unsubscribe
- Present, one-click
Servers it passed through, newest first
- from o1382.shared.klaviyomail.com [149.72.170.5] by our receiving server with ESMTPS
- by recvd-…-q6pcz with SMTP
- from (unnamed) by geopod-ismtpd-40 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
| Jun 20, 2026 8:00 AM | Big Savings, Happening Now | |
| Jun 19, 2026 10:30 AM | Premium Beds Up to 70% OFF | |
| Jun 18, 2026 10:30 AM | Snow in Summer | |
| Jun 17, 2026 3:03 PM | ❄️ Sleep Cooler. Wake Sharper. (this email) | |
| Jun 16, 2026 8:01 AM | 4th of July Sale Happening Now | |
| Jun 15, 2026 8:00 AM | Free White Glove Delivery And Setup 👉 | |
| Jun 14, 2026 8:00 AM | Up to 70% OFF Warehouse-Wide |
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Sent the same day by similar brands
Same ESP and the closest weekly volume, sent on Jun 17, 2026.








