Set the tone for a lovely celebration with our Singing Happy Birthday Gift Box. This box includes three pairs of socks, each with a unique birthday pattern. colourful koalas foxes and rabbits, party pinatas and shiny balloons in shades of pink, yellow, bright blue, orange and purple, cover these socks. The black box comes in a playful party animal pattern. Available in unisex sizes and made of cozy combed cotton.