Your hair won’t wait until September 👀

Preview text: Back to Cool is on: 2 easy steps for better-looking hair, now up to 20% off.

Thursday, Aug 27, 2026 at 3:15 AM EasternKlaviyo

SiwonYour hair won’t wait until September 👀

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Subject: Your hair won’t wait until September 👀
Preview text: Back to Cool is on: 2 easy steps for better-looking hair, now up to 20% off.
From: hey@siwon.co.uk
Brand: Siwon
ESP: Klaviyo
Sent: Thu Aug 27, 2026, 3:15 AM ET
Sent to: United Kingdom (siwon.co.uk)
Size: 78 KB
Images: 11
Links: 12, 6 of them buttons
Subject length: 39 characters

Against Siwon's usual

Sent in the 3 AM hour, which holds 10% of its emails; 25% arrive in the 5 AM hour. The subject is 39 characters, the same as its average.

Email headers

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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

	Sep 8, 2026 1:36 PM	You won’t find this on the website 🔒
	Aug 29, 2026 4:01 AM	Ends tomorrow: up to 20% off + a free gift
	Aug 28, 2026 3:30 AM	Final weekend: keep the holiday glow 😏
	Aug 27, 2026 3:15 AM	Your hair won’t wait until September 👀 (this email)
	Aug 26, 2026 11:30 AM	Up to 20% off 💻 Back to work. Look less knackered
	Aug 25, 2026 8:17 AM	Your back-to-work level-up starts today 😎
	Aug 22, 2026 4:31 AM	Admit it… you were thinking the same thing