GAP T-shirts featuring Mickey Mouse design, a set for 3-year-olds and 8-year-olds. - Brand: GAP - Character: Mickey Mouse - Size: 3 years old - Size: 8 years old Thank you for viewing. Please take a good look at the photos. Although the sizes of the two shirts are different, the Mickey Mouse one is wider, and the shark one is longer, so they were worn at the same time.