47% Modal, 47% Cotton, 6% Elastane, Patterned Black-Grey, Standard Fit, Casual Model, ACCo / ALTINYILDIZ Classics 3-Boxer Pack, Product Code: 4A03231P3004syg. Washing instructions: Machine wash water temperature does not exceed 30 degrees. No bleach is used. Spread dry. Sensitive Dry Cleaning Can Be Done. Iron on low temperature.