The Naum shirt is made from OKOBOR™ - an exclusive Nanushka fabrication, prized for its supple feel, practicality and cruelty-free credentials. It's cut for a relaxed fit and is minimally detailed for a clean finish. OKOBOR™ is exclusive to Nanushka. Our new alternative to leather, with 100% recycled backing and a more responsible composition. Previously referred to as vegan leather, alt-leather is free from the use of animal skin or derivatives. Body 56% RECYCLED POLYESTER Body 44% POLYURETHANE Lining 100% POLYESTER {Model is 176 cm (5’ 7”) tall and wears a size S.}