NUOLUX Painting Apron Kids Waterproof Long-sleeved Art Smock Toddler (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. velcro closure design for convenient use. Has three pockets to hold water pen, paint, snacks and paper towels and other items. Effectively oil paint, you will be able to protect the children's clothes from watercolor. Velcro closure design for convenient use.