The Arc 3D Low Boyfriend Women are cut from a Cradle to Cradle Certified™ Gold G-Star Denim Fabric, a world's 2nd after our 1st which was launched in February 2018. This season Kir Denim O got even more sustainable by being dyed with a minimal number of indigo dips in order to create a fresh summer look. Developed with RFTPi-Raw for the Planet Indigo-world's cleanest indigo dyeing process, formulated in partnership with DyStar®, G-Star and Artistic Milliners. Designed to save additional 75% of water and 20% energy during fabric dyeing stage compared to world's most sustainable denim we launched in February 2018. Smart fabric design, has enabled us to cut wash steps in 1/2-assuring additional savings of 68% water, 47% energy and 62% chemicals per garment. 3x1 right hand twill. Medium weight 10.5 oz denim The fabric chemistry is with 0 risk for people and the environment 100% Organic Cotton Ultra Light Aged Heavily laundered for deep fades that replicate years of intense wear.