Can I tumble / machine dry my new Gi? Lisa Andersen August 31, 2015 20:32 We do not recommend it. You may tumble dry the uniform up to 80% and then hang dry it in the shade. Related articles What is the difference between the Karate Gi K-500 Mas Oyama and the Kyokushin Gi K-300 Mas Oyama? Comments 0 comments Please sign in to leave a comment.