System having wearable components operable in mobile outdoor conditions and methods of using the same are presented. The blankets or covers of variable thickness andor weight and made of various known materials or fabrics having a weighted perimeter or border provide an \u201canchoring\u201d ability to keep the blanket or cover in the position desired and chosen by the user. In particular, the present invention relates to the use of these compounds as therapeutic agents for the treatment andor prevention of proliferative diseases, such as cancer.