Arella Swimwear and Sportswear. Superior quality in performance clothing. Arella produces its garments with Santaconstancia®, Pettenati® and Rosset® fabrics with LYCRA®, Supplex® Emana® and Amni® fiber technologies. LYCRA® and Emana® are trademarks of INVISTA®. Light® and Fluity® are trademarks of Santaconstancia® Tecelagem S.A. Amni® is a trademark of Rhodia®. All rights reserved. 2010. NARTEX BRANDS.