This simulator is a single leg with the ability to be placed on the Life/form? Infant CRiSis? Manikin. The leg comes complete with 10 replaceable bones, two sets of replacement skins, and a fluid administration kit enabling you to actually visualize a flashback and infuse fluid into the leg. Intraosseous infusion needle included. Three-year warranty. Size: 12" x 10" x 4".