10% off brighter, longer-lasting blonde
Preview text: Meet TripleBright

Using this email in an article? Credit: K18Hair email via They Sent It, with a link to this page. Full-size image
- Subject
- 10% off brighter, longer-lasting blonde
- Preview text
- Meet TripleBright
- From
- hello@
k18hair.com - Brand
- K18Hair
- ESP
- Klaviyo
- Sent
- Wed Oct 21, 2026, 5:39 AM ET
- Sent to
- Canada (k18hair.ca)
- Size
- 64 KB
- Images
- 18
- Links
- 28, 8 of them buttons
- Subject length
- 39 characters
Against K18Hair's usual
Sent in the 5 AM hour, which holds 13% of its emails; 16% arrive in the 3 PM hour. The subject is 39 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
- K18Hair <[email protected]>
- Subject
- 10% off brighter, longer-lasting blonde
- Date
- Wed, 21 Oct 2026 09:39:35 +0000 (UTC)
- Message-ID domain
- geopod-ismtpd-67
- Return-Path domain
- send.k18hair.com
- DKIM signature
- d=k18hair.com s=kl2
- List-Unsubscribe
- Present, one-click
Servers it passed through, newest first
- by recvd-canary-…-x5j2x with SMTP
- from (unnamed) by geopod-ismtpd-67 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
| Oct 22, 2026 7:12 PM | 10% off brighter, longer-lasting blonde | |
| Oct 21, 2026 6:45 PM | meet TIME's best invention of 2026 | |
| Oct 21, 2026 3:00 PM | the official K18 gift guide | |
| Oct 21, 2026 5:39 AM | 10% off brighter, longer-lasting blonde (this email) | |
| Oct 21, 2026 3:01 AM | 💛 K18 Molecular Repair Oil 💫 | |
| Oct 20, 2026 7:11 PM | have you used your code yet? | |
| Oct 19, 2026 5:38 AM | have you used your code yet? |
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Nov 6, 2026 2:01 PM
instructions for a great hair day this way→
Nov 6, 2026 12:26 AM
ending soon: 10% off for soft, strong, bouncy hair
Nov 5, 2026 3:24 PM
instructions for a great hair day this way→
Nov 4, 2026 11:14 PM
Sent the same day by similar brands
Same ESP and the closest weekly volume, sent on Oct 21, 2026.














