High quality Lenzing Modal Fabric is made with an Eco-Friendly, Carbon-Neutral process from 100% rejuvenating Beech Wood Trees * Lush & Incredibly Soft with flat lock seems to avoid skin irritation, highly breathable with wicking capabilities to keep you dry during high energy activities * Great Flexibility & Retention so the product never loses its shape * Racerback Straps to allow the fullest range of motion * 5 Star customer Service, Made in USA