I dont care if youre not familiar with aikido you wouldnt get it anyway design and artwork copyright push merchandising ltdr ltbr gtltbr gthoodie design reads its an aikido thing you wouldnt understandr ltbr gtltbr gtour hoodies are super heavy at 320g and made with 80 combed cotton and 20 polyester for exactly the right comfort and fit you want from a classic hoody