Speedo s latex swim caps are made of a lightweight and durable material with superior pliability and stretch that provides a tight fit and a low drag. Anti-roll edge provides a secure watertight fit. To fit swim cap properly; clasp hands with fingertips inwards and insert into swim cap. Extend hands outward and stretch cap over your head adjusting as needed for a perfect fit. Care; rinse in cold water and wipe dry after use. Don t leave cap exposed to direct sunlight. Sprinkle inside of swim cap with talcum powder to prevent sticking. Avoid contact with sharp objects like hairpins or fingernails. Adult one size.