If you have summer inside you and want to bring light to even the grayest days, Sunny will make you walk a meter above the ground! Show the grit within you, from head to toe! Soft, breathable, and antibacterial: our bamboo fiber socks are so comfortable that you won't even feel them on your feet! COMPOSITION 71.7% Bamboo Viscose, 26.7% Polyamide, 1.6% Elastane ADVICE We recommend washing the socks in cold water without bleaching additives to preserve their colors and maintain their size and shape. The socks will last longer if not put in the dryer and if washed inside out. It is advised not to iron the socks to preserve their elasticity.