Columbia socks. Look to be women's. I wear a 7-1/2... - Depop
Women's Balance Point Walking Low Cut Socks | Columbia Sportswear
Columbia Men's Columbia Men's 4 Pack Moisture Control Ribbed Crew Casual Sock, Black Brown Assorted, 10-13 Shoe Size 6-12 US Men s UK : Amazon.co.uk: Fashion
Women's Moisture Control Crew Sock - 2 Pack | Columbia Sportswear