Wallets want 2 to 4 oz, bags 4 to 7 oz, belts 8 to 10 oz, and one ounce is roughly 0.4 mm. A plain guide to leather weight by project, with a real materials list from one of our own patterns.

Print at 100%, never Fit to Page. The short version of how to print a PDF leather pattern at exact 1:1 scale, test your printer first, pick the right paper edition, and tape the sheets so the stitching holes still line up.