You can wear a navy jacket for the graduation ceremony and a white jacket for the entrance ceremony. The size is size 11. A set of white and navy jackets and dresses, featuring pockets with pearl buttons and lace embellishments. - Colors: White, Navy - Design: Jacket and dress set - Details: Pockets with pearl buttons - Material: Probably a polyester blend - Embellishments: Lace waistband Thank you for viewing.