These new ZERO Feel High Waist Briefs deliver seam-free, invisible comfort in a modern silhouette and new, super-fine GRS-certified recycled microfibre. Free-cut edges and innovative dot bonding make them completely invisible under clothes. Material:76% Polyamide, 24% Elastane. Washing Instrctions: Machine wash 30°C (85°F),do not iron,Do not bleach,Do not dry clean,Do not tumble dry