Tai chi uniform cotton/linen Deep Red Comfortable uniform made of a material which is a mix of cotton and linen. This makes for of a natural feeling cloth, pleasant to the skin. This rugged material is a little thicker and stronger than our thin and supple cotton clothing. Shrinkage of up to 3 to 4% is possible, though in rare cases, this mixture of cotton and linen can shrink up to 10%. Only wash luke warm or cold. Before washing please use a combination of vinegar and salt to preserve colors and prevent excessive shrinking. Put the uniform in a bucket with cold water, a teacup of salt and a teacup of vinegar. Let this mixture rest overnigth, rinse out and allow to dry.