Fiber Content =  Contenido de fibra (%) or Fibra contenida (description)

Acetate = Acetato

Acrylic = Acrilico  (as an adj. it's possible to use ACRILICA (e.g. Acrylic Fiber = Fibra Acrílica)

Cashmere = Casimir

Cotton = Algodón

Flax = Lino

French Terry =  Tricot d Pelo Francés

Hemp = Canamo

Jute = Yute

Linen = Lino

Metallic = Metálico

Modacrylic = Modacrilica

Nylon = Nilon

Olefin = Olefina

Polyester = Poliéster

Polyolefin =  poliolefine

Polypropylene =  polipropilino

Polyurethane = Poliuretano

PVC = Cloruro de polivinilo

Ramie = Ramie

Rayon = Rayón

Rubber = Caucho

Silk = Seda

Sisal = Sisa

Taffeta = Tafetán

Wool = Lana