Size: One size fits most.Nursing Hats: 26.5x13.5 cm/10x5.3in, fits most with adjustable tie back design. Made of soft and breathable flocked fabric, this working cap is gentle on skin and comfortable for long time wearing. It comes with side buttons to hold mask straps and a built-in sweatband to absorb sweat, keeping you fresh and neat during work shifts. The full coverage design holds short long or thick hair well without feeling tight. This cap is easy to care for, supports hand and machine washing with low temperature settings and can be air dried naturally with no ironing. It is suitable for nurses chefs beauty salon staff cleaners and other working people for daily work and various working occasions.