Spoz Pro Simple Black Breathable Arm Sleeves Armwarmers Material: made of polyester and spandex fabric, flexible and breathable. Using of thermal transfer printing colorfully.Sun protection in summer and warm in spring and autumn. Digital printing-Italian ink digital printing, bright colors never fade. Three needle five line process make it more durable and better looking. Suitable for basketball, baseball, football, cycling, hiking, fishing etc outdoor sports.