What's Wrong with Leather?
Leather: Wikipedia
Ugg Boots: Wikipedia
What's Wrong with Uggs?
Uggs: Oblivious or Ignorance? - Marlaina Mortati Art
Why No Leather?
Alternatives & Replacements
All You Need to Know About Vegan Leather
Ecovative Design
Expressions NYC
Hempy's
Life Materials
Lino Leather
Modern Meadow
MycoWorks
Pinatex
Truth Belts
Watson & Wolfe
Muskin, the vegetable leather made from mushrooms
Polyurethane Leather: Is Synthetic Better?