---
title: "Kastel — AOV up 22% and conversion up 6% YoY | Skai Digital"
description: "Headless Shopify build for Kastel Shoes with sub-second loads and multi-market storefronts."
canonical_url: "https://www.skaidigital.com/case-studies/kastel-shoes"
markdown_url: "https://www.skaidigital.com/case-studies/kastel-shoes.md"
author: "Skai Digital"
date_modified: "2026-08-13"
last_updated: "2026-08-13"
primary_image: "https://www.skaidigital.com/images/kastel-hero.jpg"
primary_image_alt: "Kastel Shoes storefront"
---

# Kastel — AOV up 22% and conversion up 6% YoY

Headless Shopify build for Kastel Shoes with sub-second loads and multi-market storefronts.

[![Kastel Shoes storefront](https://www.skaidigital.com/images/kastel-hero.jpg)](https://www.skaidigital.com/images/kastel-hero.jpg)

## Project

- **Brand:** Kastel Shoes
- **Author:** Skai Digital
- **Capabilities:** Multi-market, multi-language, Headless Shopify, High-performance site

## Outcomes

- **AOV — YoY:** +22%
- **CVR — YoY:** +6%
- **Sales — YoY:** +197%

## Highlights and media

### From homepage to campaign — fully custom, fully on-brand.

[![Kastel storefront homepage](https://www.skaidigital.com/images/case-studies/kastel/slide-one.png)](https://www.skaidigital.com/images/case-studies/kastel/slide-one.png)

[![Kastel storefront collection page](https://www.skaidigital.com/images/case-studies/kastel/slide-two.png)](https://www.skaidigital.com/images/case-studies/kastel/slide-two.png)

[![Kastel storefront product page](https://www.skaidigital.com/images/case-studies/kastel/slide-three.png)](https://www.skaidigital.com/images/case-studies/kastel/slide-three.png)

[![Kastel editorial campaign page](https://www.skaidigital.com/images/case-studies/kastel/slide-four.png)](https://www.skaidigital.com/images/case-studies/kastel/slide-four.png)

[![Kastel mobile storefront](https://www.skaidigital.com/images/case-studies/kastel/slide-five.png)](https://www.skaidigital.com/images/case-studies/kastel/slide-five.png)

### Built for Performance — Perfect Core Web Vitals.

[![Kastel analytics performance dashboard for the last 90 days](https://www.skaidigital.com/images/case-studies/kastel/analytics-performance-90d.png)](https://www.skaidigital.com/images/case-studies/kastel/analytics-performance-90d.png)

### One backend for Norway, Sweden, and EU.

[![Kastel product page](https://www.skaidigital.com/images/helene.jpg)](https://www.skaidigital.com/images/helene.jpg)

### Track every experiment without slowing the site or losing data.

[![Kastel true-to-size PDP experiment with 61.9% add-to-cart lift and 52.6% purchase-rate lift](https://www.skaidigital.com/images/case-studies/kastel/ab-test-true-to-size.png)](https://www.skaidigital.com/images/case-studies/kastel/ab-test-true-to-size.png)

### Collection pages styled to the product — not one template.

[![Kastel Sagene Sneakers collection page with a pink background matching the hero product](https://www.skaidigital.com/images/case-studies/kastel/sagene-sneakers-collection.png)](https://www.skaidigital.com/images/case-studies/kastel/sagene-sneakers-collection.png)

### Store locator for Kastel partners across Norway.

[![Kastel store locator map showing retail partners across Norway](https://www.skaidigital.com/images/case-studies/kastel/retailer-map.png)](https://www.skaidigital.com/images/case-studies/kastel/retailer-map.png)

## Client testimonial

> You will never work with anyone that is as painless, as good, as creative and as knowledgeable as you guys … I have only praise to say
>
> — Luisa Arango, Head of Marketing & Ecommerce at Kastel Shoes

## Contact

### Let's talk about what you're trying to solve

Book a quick call to sense-check the problem and see whether we're the right team to help.

[Book a free discovery call](https://cal.com/skai-digital/discovery)

## Sitemap

[Browse every agent-readable page](https://www.skaidigital.com/sitemap.md).