Equipment Essential Top in Black & White - Black. Size XS (also in ). 100% silk. Made in China. Dry clean only. Button front closures. EQUF-WS603. Q1866 E900. About the designer: Originally founded in 1975 by Christian Restoin, Equipment features a range of menswear-inspired blouses that offer classic tailoring and timeless appeal. Clean-cut shapes and minimalism are at Equipment's core, and today, under the guidance of Serge Azria, the line continues to draw on this heritage along with a contemporary perspective and feeling of casual cool.