Grey
95% Cotton: A very soft and pleasant material whose properties include tensile strength and elongation at break.
5% Elastane: used in combination with other materials, especially for its excellent flexibility - its fiber can stretch up to three times its normal length and then return to its original state.
Jersey
Do not dry in a dryer
Don´t iron over graphics
Do not use bleach
Don't clean chemically
Washable in a washing machine 40º
Wash inside out