The Leather Knowledge Graph

Plain-English answers on leather types, tannage, weight, temper, and which hide to use for handbags, jackets, footwear, and upholstery — from a Los Angeles hides supplier.

Leather 101

What the terms on a spec sheet actually mean — grain, finish, and tannage, defined without the marketing.

By application

Start from what you are making. Each guide gives a target weight, temper, and named hides from our own stock.

By specification

The measurable side: converting ounces to millimeters, reading temper, estimating yield, and judging wear.

Browse all leather hides · Oz-to-mm weight chart · The Journal