Upper: : C.W.L. (organic cotton coated with a resin from P.U., corn starch et ricinus oil) Panels: : C.W.L. et vegan suede Logo V: : Vegan suede Insole: : Amazonian rubber, sugar cane, recycled E.V.A.* and organic cotton Outsole: : Amazonian rubber (31%), rice waste (22%) and recycled rubber (12%) Lining: : Tech (100% recycled polyester) Laces: : Organic cotton (100%) Made in Brazil: C.W.L. : Cotton Worked as Leather. This material is a vegan alternative to leather. A 100% organic cotton canvas, coated with P.U., corn starch and ricinus oil. 54% bio-based. Coming from the State of Sao Paulo in Jacarei, this suede is a 100% vegan synthetic textile and an alternative to animal-produced suede. It is a nonwoven fabric made of microfibers that are needle-punched together and impregnated with P.U. resin. This solvent-free process is less toxic than the ones used to produce classic synthetics suedes. *ethylene vinyl acetate