Bib Front: 100% Cottonr Bib Back: 80% Cotton/20% Polyester Socks:72% Cotton/ 26% Nylon/ 2% Spandex Includes: 3 bibs, 2 pairs of socks Machine wash Keep your little one clean and cozy this hoilday season with this Bib and Sock Set. Each piece of this set is made with soft fabric that won't irritate delicate skin.