Burlington's Dress Sock. Specs: 3 Pair Pack Made in USA of Imported Yarn Lycra® spandex top-to-toe for excellent stay-up and a comfortable fit. Contains Bioguard® for odor control Fits Shoe Size: US 6.5 -12.5 Style BB110 Content: 63% Mercerized Cotton/ 34% Nylon/ 3% Spandex Green Seam Satisfaction Guarantee! Care Instructions: Machine wash cold with like colors