Dr. Howie Junior Mad Scientist Costume 65% Polyester / 35% Cotton Imported Snap closure Available for Childrens Age 5-7, 7-9 & 10-13 Image Model Reference: Girl is 8 years old wearing size 7-9  Boy is 6 years old wearing size 5-7 Ideal Coat for Dr. Horrible Costume Stud Closing & Mandarin Collar 2 Waist Pockets & 1 Chest Pocket