n. 1 a: A 100 percent biodegradable vegetal leather, extracted from mushroom caps and “tanned” using chemical-free methods. b: Resembles suede but is “much softer,” according to Italy-based textile manufacturer GradoZero Espace. c: Described as breathable, pliable, naturally water-repellant, and suitable for direct contact with human skin. d: Claims to stymie the proliferation of bacteria. 2: Easily shaped into myriad three-dimensional forms, including purses, watch straps, shoe insoles, and hats. 3: Similar to Myx, a Danish-made textile made by fusing commercial mushroom production waste with hemp or linen fibers to create a durable yet flexible matrix.