For sneaker enthusiasts buying Air Jordan 1s through CNfans' proxy service, inconsistent sizing across different AJ1 versions has long been a frustration. The CNfans team has developed an innovative spreadsheet-based solution that's revolutionizing how customers find their perfect fit.

The AJ1 Sizing Challenge
Air Jordan 1 releases vary significantly in sizing despite identical labeled sizes. Factors like:
- Year of production
- Regional variations
- Materials used
- Silhouette modifications
can all affect the actual fit. CNfans' spreadsheet system addresses these inconsistencies with data-driven precision.
How the System Works
The proprietary spreadsheet consolidates three key data sources:
Data Source | Details |
---|---|
Historical Purchase Data | Over 6,000 authenticated feedback records from past AJ1 purchases |
QC Measurement Database | Actual insole/outsole measurements from CNfans quality control |
Custom Foot Profiles | Optional customer foot measurements for enhanced accuracy |
The Recommendation Process
- New customers input known sizing from other sneaker models
- The spreadsheet cross-references this against similar foot profiles
- Algorithm generates personalized size suggestions accounting for: Manufacturer tendencies, Seasonal variation patterns, Regional sizing differences
"After three failed AJ1 purchases elsewhere, CNfans' system nailed my perfect size on first try" - Verified Customer
Continuous Improvement
The system evolves through:
- Automatic integration of new purchase feedback
- Quarterly model retraining
- Collaborative filtering for rare sizes
Shoppers can access preliminary sizing recommendations through CNfans' public sizing chart