Children Apron - Long Sleeve Children's Art Smock, Waterproof Painting Apron (Blue) This item is a painting apron, which is made of waterproof polyester. It has three roomy storage pockets to hold water pen, paint, snacks and paper towels and other items. Waterproof polyester - stain and odor resistant; Machine washable, easy to clean 21.5 x 17.5 inches, sized for preschoolers and kids (3 - 6 years old. Due to different body type, please refer to clothes size) Long sleeves - full coverage to keep the young artist neat and clean Adjustable Velcro closure - easy to put on and take off