6 pack bamboo socks cool spectrum6 pack of premium bamboo men's socks in an extended cool spectrum. Six wearable shades from soft stone gray to anthracite, forest green, navy blue, and deep burgundy as a warm accent to matte black. Bamboo fiber provides natural breathability, moisture management, and a silky soft feel against the skin all day long. Material: 80% bamboo viscose, 17% polyamide, 3% elastane Height: mid calf length (classic dress sock height) Ribbed comfort cuff no