90% Cotton Men Dress Socks -Assorted Fun Designed Patterned Colorful Men gift 90% cotton for men's holiday gift 90% cotton 5% Spandex 5% Poyester Toe and heel reinforced is the great feature Machine wash accept Enjoy socks , Enjoy life RioRiva Socks focus on making you different. Material composition: 85% combed long-stapled cotton, 10% polyester, 5% spandex. SizeM: US Men Size 8-12/EU 41-46 L: US Men Size 10.5-14/EU 44.5-49. Packing: see picture by choosing the item Application: They fit not only for everyday wear, but also for special occasions. And they can be worn all year round. Wash instructions: Wash at 40  C . Machine Wash. People have to wear all black for work. These trouser socks are our subtle act of rebellion.