Set of two long-sleeved cut-and-sew tops in navy and gray, for children, made of soft material for comfortable wear. - Color: Navy - Color: Gray - Brand: LONG JOHNS - Brand: MPS KIDS Thank you for viewing. My son wore these for one season when he was 4 years old (90-100 size). Please use this as a reference, as there is no Japanese size indication. These have been used.