Fast wicking super-stretch Polytex™/ Lycra® fabric integrated with Nylon/ Lycra® outer for durability Superb freedom of movement muscle support & comfort Flatlocked seams for strength & comfort Anatomic cut, Fast wicking super-stretch Polytex™/ Lycra® fabric integrated with Nylon/ Lycra® outer for durability, superb freedom of movement muscle support & comfort, Flatlocked seams for strength & comfort, Anatomic cut