Stand up and cheer for the USA as they take on the world. A USA Soccer themed badge with 'Don't Tread on Me' a featured. Printed on a 6.1oz. 100% preshrunk cotton tee. The inks used are a water based eco-friendly ink developed by Brother to hold up well under normal washing and drying. It is similar to water based screen printing inks that they give a really soft hand feel and wash well.