Material: the internal organs apron is made of polyester The anatomy apron/DIY organs apron is a visual help for children learning the names, location, size and the shape of the main body organs The model by heart, large intestine, small intestine, lung, stomach, kidney, liver, esophagus and trachea. A total of 9 indication area, the plush stuffed organs apron is a wonderful body awareness kit. The organs are removable, pasted in Velcro Great teaching aid for classroom, a fun way to teach anatomy, the internal organs model help kids know what's inside human body Size: 18"W x 24"L, the educational toy/viscera teaching utensil suits for kids ages 3 years and up