Happy SocksOPTIC SQURE SOCK$9.00Not AvailableColour:Multi-ColourSize:M (Reg)Product DescriptionReviewsProduct DescriptionProduct DetailsThere is always something new to discover with the Optic Square socks. They're colourful, they're fun and they're kind of confusing! Each time you look at this black pair you'll see something different. Is it squares or a ribbon?86% Cotton, 12% Polyamide, 2% ElastaneStyle Number: 22640001Reviews-approx