- Mens ribbed cotton socks. - Quality, value and comfort from FLOSO. - Made from 100% Cotton for comfort wear. - Available in four colur options: Black, Black/Navy/Charcoal, Navy/Blue/Grey, Dark Brown/Light Brown/Beige. - Material: Navy/Blue/Grey: 80% Cotton 18% Polyamide 2% Elastane, All Other Colors: 100% Cotton. - Machine washable at 40c.. - Gender: Men