Suitsupply is a Dutch brand founded in 2000. Suitsupply socks are made of 90% cotton + 10% polyamide blend, wool blends, 100% cotton (sometimes Egyptian cotton, 3-ply), 100% silk. Their toes are not hand-linked. There are mid-calf and knee-high socks. Invisible socks are available too.
Suitsupply sells solid colour and patterned socks. Patterns: bird’s eye, houndstooth, polka dots. Shades and colours: brown, black, navy, light grey, dark grey, beige, dark olive. Sizes: EU39-42, EU43-46 (i.e. UK5-UK8, UK9-UK12).
You can buy Suitsupply socks at Suitsupply.com or in Suitsupply retail stores. Prices start at 10 EUR (incl. VAT). Invisible socks: 19 EUR (four pack; incl. VAT). Suitsupply doesn’t run any sales.