Glass hair starts in the shower. Here's what to use.

Preview text: The in-shower rinse treatments that deliver that smooth, light-catching finish — no extra…

Wednesday, Jul 29, 2026 at 11:00 AM EasternKlaviyo

ZennkaiGlass hair starts in the shower. Here's what to use.

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Subject: Glass hair starts in the shower. Here's what to use.
Preview text: The in-shower rinse treatments that deliver that smooth, light-catching finish — no extra…
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Sent: Wed Jul 29, 2026, 11:00 AM ET
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