Klaviyo data reference
This article describes the profile data Faslet syncs to Klaviyo and explains what each property means.
Faslet writes these values as custom profile properties in Klaviyo. You can use them in profile-based segmentation, flow filters, and campaign targeting once they have been synced to a shopper profile.
If you have not connected Faslet to Klaviyo yet, start with Getting started with Klaviyo.
What syncs to Klaviyo
Faslet syncs profile properties to existing Klaviyo profiles. These values are updated after a shopper completes the Faslet popup sizing flow and Faslet can resolve the correct Klaviyo profile for that shopper.
Synced Klaviyo profile properties
| Property | Key | Type | Description |
|---|---|---|---|
| Height | fasletProfileHeight | number | Shopper height in centimeters. |
| Weight | fasletProfileWeight | number | Shopper weight in kilograms. |
| Fit preference | fasletProfileFitPreference | string | Shopper fit preference derived from the Faslet fit selection. |
| Latest size recommendation | fasletLastSizeRecommendation | string | Most recent recommended size returned by Faslet. Empty recommendations are not written. |
| Serial returner | fasletSerialReturner | boolean | Indicates whether the shopper is currently classified as a serial returner in Faslet. |
How these properties appear in Klaviyo
In Klaviyo, these values appear on the shopper profile as custom properties. When building a segment, you can find them under Properties about someone by searching for faslet or by selecting the specific property name directly.
These are profile properties, not Klaviyo metrics. They describe the current known state of a shopper profile rather than recording a separate event each time a value changes.
Fit preference values
fasletProfileFitPreference is stored as one of these values:
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