K18Hair/Loyalty Rewards/email teardown

love K18? get rewarded for healthy hair!

How K18Hair built this send — a loyalty rewards email shipped as mixed / modular on Tuesday at 5pm, carrying a gift with purchase offer. Below is HappyCohort's field-by-field extraction; the original creative is rendered at the end.

From: K18HaircampaignPreheader: “Join TYB + start earning from day one ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏
Offer
Gift with purchase
Voice warmth
0.72
Sent
Tue · 5pm
Format
Mixed / modular
How this send compares
  • When K18Hair does discount it averages 10.0% off 10.7 points shallower than the set average of 20.7%. This send itself carries no offer.
  • Voice warmth 0.65 for K18Hair vs 0.69 across the set — a cooler, more clinical register than the average competitor.
01

Message & creative

Message theme
Loyalty Rewards
Creative format
Mixed / modular
Secondary: Product hero
Secondary theme
Routine Education
Hero headline
love K18? get rewarded for healthy hair!
Emotional appeal
belonging
Calendar moment
Evergreen
Not tied to a seasonal window.
02

Offer

Mechanic
Gift with purchase
A free gift, sample, or mini sizes when you buy.
Depth
Non-numeric
Promo phase
Launch
The sale opens and the main offer is shown.
Promo code
Auto / none
Minimum spend
$50
Urgency
None
03

Voice & tone

Warmth0.72
ClinicalWarm
Formality0.30
CasualFormal
Reader focus0.70
“We”“You”
Expressiveness0.75
RestrainedExuberant

Reading grade 6.0 — the approximate US reading level of the body copy.

04

Call to action

Primary CTA
“JOIN NOW”
Destination
Collection
Links to a category or a grid of products.
Verb framing
Join / Get matched
Quiz, membership, or community — 'Take the quiz', 'Join'.
CTA count
24
Multi-CTA layout
Primary destination URL
ctrk.klclick.com
No UTM tagging detected
Tracking domain
ctrk.klclick.com
ESP fingerprint · Klaviyo
05

Deliverability posture

SPF
None
DKIM
Pass
DMARC
Pass
Policy: quarantine
One-click unsubscribe
Supported (RFC 8058)
Unsub scheme: https
From alignment
Aligned
Domain: root
Footer hygiene
postal address, privacy link
06

Send timing

Day
Tuesday
Local hour
5pm
Send type
campaign
One-off campaign
07

Claims & products

Claims extracted
  • patented K18PEPTIDE™ powers deeper + lasting repairefficacy · substantiated
  • results in one 4-minute useefficacy · unsubstantiated
  • hair like new* powered by biotechefficacy · unsubstantiated
Products featured
  • HeatBounce Conditioning Heat Protectant
  • Leave-In Molecular Repair Hair Maskbestseller
  • Molecular Repair Hair Oil
  • AirWash™ Dry Shampoo
HappyCohort

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08

The creative

The original email as it rendered in the inbox. Shown for reference and sandboxed — it is not part of the indexed analysis above.