Fabric, Printing properties and Washing Instructions ----- FABRIC ----- Our products are 100% cotton, but there is a possibility of trace polyester during factory knitting. We do not recommend polyester or any other allergies. ------ PRINT ----- Our prints are the highest quality printing type, officered imprint. It is not plastic, it does not contain carcinogens. It is not one of the paste prints on the site. ------- WASH ------- If you wash it inside out with bleach-free detergents on a short program at 30 degrees, it will not cause long pilling, shrinkage or printing. Also, if you want longevity, you should not use a dryer. -------