Body Up Women's No Show Signature Sock 100% Polyamide Imported 100% Nylon highly functional and comfortable, breathable, allows for rapid evaporation, offers support, non-slip traction, lightweight. Machine wash, delicate cycle, cold; tumble dry, gentle cycle; do not bleach; do not soak; do not iron; do not dry clean; do not leave in contact with abrasive products or superficies; wash with like colors; do not wring. Made in China