K18Hair subject lines
232 subject lines averaging 36 characters.
| Picture | Sent (Eastern) | Subject | Characters | Preview text | |
|---|---|---|---|---|---|
| May 13, 2026 2:00 PM | POV: you just showered, what does your hair need? | 49 | A post-shampoo repair routine | May 13, 2026 2:00 PM · 49 characters. A post-shampoo repair routine | |
| May 11, 2026 2:51 PM | 10% off for soft, strong, bouncy hair | 37 | Let's double take 👀 | May 11, 2026 2:51 PM · 37 characters. Let's double take 👀 | |
| May 10, 2026 3:00 PM | your free gift is waiting 👀 | 29 | Free HeatBounce sample when you spend €80+ | May 10, 2026 3:00 PM · 29 characters. Free HeatBounce sample when you spend €80+ | |
| May 5, 2026 3:00 PM | is TripleBright drying? does it work for grey hair? | 51 | Answers to your TripleBright q's inside | May 5, 2026 3:00 PM · 51 characters. Answers to your TripleBright q's inside | |
| May 1, 2026 7:30 AM | we have a gift for you | 22 | Free HeatBounce sample when you spend €80+ | May 1, 2026 7:30 AM · 22 characters. Free HeatBounce sample when you spend €80+ | |
| Apr 29, 2026 3:00 PM | don't let your blonde go brassy | 31 | This routine = soft, strong, bright blonde | Apr 29, 2026 3:00 PM · 31 characters. This routine = soft, strong, bright blonde | |
| Apr 29, 2026 1:28 PM | ending soon: 10% off for soft, strong, bouncy hair | 50 | The results you’ve been looking for are this way | Apr 29, 2026 1:28 PM · 50 characters. The results you’ve been looking for are this way | |
| Apr 28, 2026 5:30 PM | 10% off everything you need | 27 | Ready for your healthiest hair? | Apr 28, 2026 5:30 PM · 27 characters. Ready for your healthiest hair? | |
| Apr 27, 2026 3:01 PM | Last chance: 15% OFF + free gift 💜 | 35 | Ends at Midnight - discount code inside | Apr 27, 2026 3:01 PM · 35 characters. Ends at Midnight - discount code inside | |
| Apr 26, 2026 3:00 PM | Treat your hair to 15% OFF ✨ | 29 | This weekend only - use code TAKE15 | Apr 26, 2026 3:00 PM · 29 characters. This weekend only - use code TAKE15 | |
| Apr 18, 2026 3:00 PM | brighter, longer-lasting blonde 💜✨ | 35 | Powered by K18 triple-action technology | Apr 18, 2026 3:00 PM · 35 characters. Powered by K18 triple-action technology | |
| Apr 12, 2026 2:01 PM | last chance for *FREE* shipping | 31 | ends at midnight - code inside | Apr 12, 2026 2:01 PM · 31 characters. ends at midnight - code inside | |
| Apr 12, 2026 10:10 AM | Free shipping is waiting 👀 | 27 | Let's double take | Apr 12, 2026 10:10 AM · 27 characters. Let's double take | |
| Apr 11, 2026 5:00 AM | don’t call us a bond builder | 29 | K18 repairs at the molecular level (that’s really, really deep) | Apr 11, 2026 5:00 AM · 29 characters. K18 repairs at the molecular level (that’s really, really deep) | |
| Apr 10, 2026 7:01 AM | Free shipping ALL weekend? Yes, please 🙌 | 41 | We bet you’ll want in on this | Apr 10, 2026 7:01 AM · 41 characters. We bet you’ll want in on this | |
| Apr 8, 2026 3:01 PM | the secret to *actually* touchable volume? AstroLift™ | 53 | No crunch. Just out-of-this-world bounce. | Apr 8, 2026 3:01 PM · 53 characters. No crunch. Just out-of-this-world bounce. | |
| Apr 7, 2026 4:41 PM | ending soon: 10% off for soft, strong, bouncy hair · Resent | 50 | The results you’ve been looking for are this way | Apr 7, 2026 4:41 PM · 50 characters. The results you’ve been looking for are this way | |
| Apr 6, 2026 8:39 PM | 10% off everything you need · Resent | 27 | Ready for your healthiest hair? | Apr 6, 2026 8:39 PM · 27 characters. Ready for your healthiest hair? | |
| Apr 5, 2026 2:30 PM | yes, you can air dry without frizz! | 35 | And it is easier than you think... | Apr 5, 2026 2:30 PM · 35 characters. And it is easier than you think... | |
| Apr 1, 2026 2:39 PM | ending soon: 10% off for soft, strong, bouncy hair | 50 | The results you’ve been looking for are this way | Apr 1, 2026 2:39 PM · 50 characters. The results you’ve been looking for are this way | |
| Mar 31, 2026 6:39 PM | 10% off everything you need | 27 | Ready for your healthiest hair? | Mar 31, 2026 6:39 PM · 27 characters. Ready for your healthiest hair? | |
| Mar 31, 2026 3:30 PM | what your hair routine is missing 🔍 | 36 | shine + bounce | Mar 31, 2026 3:30 PM · 36 characters. shine + bounce | |
| Mar 29, 2026 3:00 PM | Three. Hours. Left. | 19 | 20% off ends soon! | Mar 29, 2026 3:00 PM · 19 characters. 20% off ends soon! | |
| Mar 28, 2026 3:00 PM | 20% OFF 🖤 Best. News. EVER! | 29 | commit to your hair goals | Mar 28, 2026 3:00 PM · 29 characters. commit to your hair goals | |
| Mar 28, 2026 5:50 AM | 20% off healthier hair is waiting | 33 | Let's double take | Mar 28, 2026 5:50 AM · 33 characters. Let's double take | |
| Mar 24, 2026 8:00 AM | working out today? your hair won't show it 💜 | 45 | fresh hair + scalp for days | Mar 24, 2026 8:00 AM · 45 characters. fresh hair + scalp for days | |
| Mar 24, 2026 3:38 AM | ending soon: 10% off for soft, strong, bouncy hair | 50 | The results you’ve been looking for are this way | Mar 24, 2026 3:38 AM · 50 characters. The results you’ve been looking for are this way | |
| Mar 23, 2026 7:38 AM | 10% off everything you need | 27 | Ready for your healthiest hair? | Mar 23, 2026 7:38 AM · 27 characters. Ready for your healthiest hair? | |
| Mar 20, 2026 4:01 PM | "people stop me to ask about my hair" | 37 | You're 4 minutes away from soft, strong, bouncy results | Mar 20, 2026 4:01 PM · 37 characters. You're 4 minutes away from soft, strong, bouncy results | |
| Mar 19, 2026 4:00 PM | ready for fuller, stronger hair? | 32 | send your hair into orbit 🚀 | Mar 19, 2026 4:00 PM · 32 characters. send your hair into orbit 🚀 | |
| Mar 17, 2026 2:41 AM | ending soon: 10% off for soft, strong, bouncy hair | 50 | The results you’ve been looking for are this way | Mar 17, 2026 2:41 AM · 50 characters. The results you’ve been looking for are this way | |
| Mar 16, 2026 6:41 AM | 10% off everything you need | 27 | Ready for your healthiest hair? | Mar 16, 2026 6:41 AM · 27 characters. Ready for your healthiest hair? |
Based on 232 emails received from Mar 16 to Nov 8, 2026. Times in US Eastern. How we collect