61% Cotton 38% Polyester 1% Elastane, White-Navy Blue with See-Round Stripes, Slim Fit, Button-down Collar, Long Sleeve, No Pocket, Summer Collection, Altınyıldız Classics Slim Fit Striped Shirt with Button Collar, Size: M, Model Information: 1.89 Cm., Weight: 80Kg, Product Code: 4A2022200052BZL. Washing Instructions: The temperature of the machine wash water should not exceed 30 degrees. It can be delicately dry cleaned. No bleach is used. Spread it to dry. It should be ironed at low temperatures.