Cotton/Lycra with Mesh. Imported.Hand wash in cold water, do not bleach, hang dry. Mock Neck, Sweetheart Shape Mesh, Ballet Cut Leg Line, Sleeveless, Front Lined. Soft, Comfortable, and Stretchable Cotton and Mesh Suitable for Ballet Dance, Contemporary, Lyrical and Gymnastics, Yoga, etc. Size Tips--Compare Your Measurements with the Below Size Chart and Your Size Decided by Your Biggest Measurement and Then GO UP ONE SIZE BIGGER (SIZING IN COMMENTS)