Martial Arts T-shirt With Aikido Calligraphy Solid colors: 100% Cotton; Heather Grey: 90% Cotton, 10% Polyester; All Other Heathers: 50% Cotton, 50% Polyester Imported Machine wash cold with like colors, dry low heat Aikido T-shirt with the Japanese characters for Aikido, meaning The Way Of Harmony With The Universe. LePlusChic T-Shirt Lightweight, Classic fit, Double-needle sleeve and bottom hem