This beautiful fibre gives each garment its own unique look, if Gold were a fibre then TENCEL™ would carry its weight in this precious rock! Lyocell & TENCEL™ Lyocell fibres are ethically sourced with strictly managed sustainable and certified forests through our fibre sourcing from Lenzing Group. TENCEL™ Lyocell ­fibers are derived from sustainable wood sources, harvested from certified and controlled sources following the stringent guidelines of the Lenzing Wood and Pulp Policy.