Clarify options within cart product unit

During user research on the product details page, our team discovered that many users didn’t realize product options were already shown in the cart title. This caused them to go back to the product details page just to double-check.
I worked on improving the cart page so that users could easily confirm their selected options without leaving the page. This helped create a smoother checkout experience and reduced unnecessary navigation. We successfully turned a small but important user insight into a meaningful feature.

Identifying Issues through User Research
I identified a gap in user understanding through research insights and proposed a cart page improvement that reduced unnecessary navigation.

Insight-driven Design Improvement‍

I translated a usability issue into a design enhancement by making option information more accessible directly within the cart.

Year

2024

Duration

1 month

Team

1 Designer

1 PM

4 Engineers

Company

Coupang

background

What is Coupang?

In our 2024 cart-related test, we noticed many users unexpectedly returning

to the product details page to finalize their purchases, despite already having items in their cart.

We weren’t immediately able to pinpoint why this behavior was happening.

CONTEXT

Recognizing the Problem

In our 2024 cart-related test, we noticed many users unexpectedly returning

to the product details page to finalize their purchases, despite already having items in their cart.

We weren’t immediately able to pinpoint why this behavior was happening.

OBSERVATION

Why Do Customers Enter Product Details Page form the Cart?

01

View Product Images

Users returned to the Product Details Page to see larger or alternative product images beyond those displayed in the cart.

02

Check Options

Users revisited the Product Details Page to confirm their selected options or to explore other available options.

03

Compare Details

When considering multiple products, users navigated back to the Product Details Page to review detailed information again.

PROBLEM STATEMENT

Root Cause

Customers often struggle to verify product options within the cart, causing them to revisit the product details page to double-check items before proceeding to checkout.
Currently, product options are displayed at the end of each item's title, but they're not sufficiently prominent for customers to notice easily.

Product Name

Options

BENCHMARK

How Other Services Display Product Options

To address this issue, we explored how leading domestic and global e-commerce services handle product options within their cart page. We found that most services display product options in a separate row within each product unit on the cart page.

HYPOTHESIS

Highlighting product options in the cart will significantly boost GMV and orders

by helping customers quickly verify their selections

DRAFT

Variants

TEST

A/B test Conducted in Korea and Taiwan

IMPACT

Results of the A/B test

The test showed no negative impact on guardrail metrics and delivered successful results, ultimately receiving final launch approval from the launch committee.

Daily orders

6K

GMV

500M

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