Features:this 45cm color spine model shows in great detail all the main features of each spine, including the spine, nerve roots, vertebral arteries, intervertebral discs, spinal and transverse spine, femur, which is the curvature of the spine, plastic surgery and the perfect teaching model for other professions is also an perfect model for corporate health care.category: skeleton spinecolour: colormaterial: pvcsize: 45cm (with base)package contents:1 x 45cm color spine modelonly the above package content, other products are not included.note: light shooting and different displays may cause the color of the item in the picture a little different from the real thing. the measurement allowed error is +/- 1-3cm.