Our Charlie Yellow Socks are made from a careful selection of recycled blend cotton. We produce original and resistant threads from a mixture technique that combine multicolour yarns to create a new colour fusion. We divided the sock in three stripes with different chromatic combination to create unique looks, In the upper we choose a mix of white and yellow, in the mid burgundy light blue grey, and finally for the tip grey and black. ADVANTAGES; Eco-friendly product, 100% recycled cotton, Multicoloured yarn craft, Unique design, Beautiful glimpsed effect, Finely ribbed knit to get perfect fit, Durability and resistance, Pressure-free comfort, Elastically Knit. Recycled Cotton 90%. - Polyamide 8%. - Elastane 2%. Size: Men EU 39-45/UK 5.5-10/US 6.5-11.