100% cotton stretch knit fabric. Bright yellow on from and arms. Grey in back. White ribbed ribbon trim along both hems of front placket. Plastic and metal front buttons. Ribbed along neckline with two back notches where grey attaches to yellow. Grey is higher in back. Long sleeves with ribbed cuffs. Ribbed bottom hem. Two adorable front pockets with ribbed trim. White sheer polyester cami insert attached with beautifully bottom lace trim. 17” armpit to armpit 24” length from shoulder seam to bottom hem