JC Penney sundress size 14. Measurements: Arm Pit to Arm Pit 21 Inches and Arm Pit to Hem 32 Inches. Dress made of 50% Poly and 50% cotton. The Pink collar is made of 100% cotton. Machine wash cold and line dry. There is a few minor blemishes to this dress ( see pictures). A delightful dress to add to your wardrobe.