Our value-priced polyester tee performs with Dry Zone moisture-wicking technology to keep you cool, dry and comfortable. 3.8-ounce, 100% polyester Tag-free label Due to the nature of 100% polyester performance fabrics, special care must be taken throughout the screen printing process.Given the extreme heat required for sublimation, please consult with your decorator. It is highly recommended to sample test product by color before production.