Crayon Cats - Cotton print Pajama Pants with Short Sleeve Cotton Tee featuring Appliqued Stripe, available in Child (unisex) Sizes - 3/4, 5/6, and 7/8 and Doll Sizes: 14.5" (fits Wellie Wisher), 15" (fits Bitty Baby) and 18" (fits American Girl). Adult Sizes - Optional