MLB unisex-baby Infant Socks (2 Pack) Sock Pair 1; 75% Cotton/ 25% Stretch Nylon Sock Pair 2; 75% Cotton/ 25% Stretch Nylon Made in US Officially Licensed MLB Socks. MLB Socks 2-pack with your favorite teams logo and color Long lasting with detailed knit team logos Pre-washed and Pre-shrunk for optimum fit and wear Made in the USA