Not sure what weight leather your project calls for — or what a piece of leather you already own is actually good for? This tool converts between mm and oz, and matches your leather (or your pattern) to real project suggestions.
- Leather to pattern: enter your leather’s weight and tanning type to get project suggestions.
- Pattern to leather — coming soon: tell us your pattern and we’ll suggest the right leather.
Unit Converter
Find Your Match
How This Grows Over Time
Right now, every suggestion above is general guidance — the kind of advice a knowledgeable maker would give you at a leather show. As suppliers and pattern makers join, specific results will start showing real, current products and patterns in place of the general advice, without you having to do anything differently. Bookmark this page — the database only grows from here.
Explore the World of Leather
The calculator above is one piece of a larger resource. If you want to go deeper — whether you are shopping for a specific hide, hunting for the right pattern, or just learning what the different tanning methods actually mean for your project — the guides below are a good next step. They cover the full supplier landscape, broken out by leather type and use case, with honest reviews and ranked lists built from real community feedback.
- The Best Leather Suppliers of 2026 — Full Guide
- Best Pattern Suppliers — where to find quality leather patterns for any project
- Best Veg Tan Suppliers — ranked picks for vegetable tanned leather
- Best Chrome, Garment & Upholstery Suppliers — softer hides for wearables and interiors
Are You a Supplier or Pattern Maker?
Want your products or patterns to show up directly in the calculator results above when a maker searches for a specific leather weight? We offer flat-rate database listings and sponsored placements. Get in front of the right people at exactly the right moment — when they already know what they need.
Contact Us to Get Listed