the description: 1:1 Lifeisze Women's Pelvis with Coccyx, Sacrum, Pubic and Removable Organs Pelvic Floor Muscle Model for School Anatomical Study Set Highly detailed to show the topography of the bones, ligaments, pelvic floor muscles, and female pelvic organs. Detachable, illustrates the anatomy and mechanics of the female pelvic model more clearly. Great for school teaching tool, learning display, and collectibles, it will also be a great addition to your lab supplies Material: PVC material Specifications: Size: approx. 23 x 17 x 16cm/9.06 x 6.69 x 6.3 inch Package includes: 1 female pelvic floor muscle model