Crayola - 10 Count Fabric Bright Markers - Binney & Smith Complete instructions on back of Package. Designs must be heat set by an adult. For best results use 100% Cotton fabric. Decorated fabrics can be machine washed using cold water and gentle action. I washed inside out. Do not place in dryer - or use air dry. Colors - primary Fun for kids' drawings to be put on a t-shirt. Check out my other craft items. Will combine shipping, if paid together please wait for combined invoice. Please use pictures for better decision making. Smoke and pet free home.