53% Viscose 44% Ecovero Rayon 3% Spandex Relaxed v-neck sleeveless shell is lined in organic cotton lawn. Ecovero™ is a standard that ensures the fibers used in a viscose fabric come from sustainably certified forests. EcoVero's viscose is made using sustainable wood from controlled sources: FSC (Forest Stewardship Council) or PEFC (Program for Endorsement of Forest Certification Schemes). Left side zipper 18’’ length from HPS