Checkout Cross-sell Design Project for Casper
Anne Lee
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Posted Jan 20, 2026
Designed a cross-sell feature for Casper's checkout, boosting revenue by $500K+ annually.
PROJECT OVERVIEW
I was an early designer at Casper (Series B), contributing to high-visibility initiatives, including improvements to the e-commerce checkout experience. This case study examines a shopping cart cross-sell feature that delivered statistically significant positive results. More design examples are available, upon request.
METRICS
This incremental design iteration is projected to drive $500K+ in additional annual revenue, based on success metrics. See full metrics table in images below.
COLLABORATORS
Product, Management
ROLE
Lead Designer
PROBLEM
The e-commerce checkout was losing potential up-sell opportunities. We needed a feature that suggested valuable add-ons without disrupting conversion.
PROCESS
Gathered user feedback and data analytics to determine pain points. Iterative deisigns were created within A/B testing frameworks.
CONSTRAINTS
Used an iterative design approach to deliver high-impact solutions rapidly with minimal engineering effort.
