NWT Etica from boutique The perfect dark grey wash in a long style denim short. Care & Content: Machine wash cold with like colors. Line Dry. Do not bleach. Warm iron if needed. 77% Cotton, 23% Refibra Tencel. Sustainability: Made with Refibra, an upcycled cellulose fiber made from recycled cotton. This closed-loop technology is a major step toward dealing with the waste crisis. Low impact wash process using 90% less water, 63% less energy and clean chemical alternatives. Hangtags, labels and packaging made entirely from recycled and biodegradable materials.