The Classic Flexible Human Spine Anatomy Model is an anatomy model from 3B Scientific and manufactured in Germany. Our most popular spine for patient education is also our most affordable spine model. This spine model is fully flexible and designed for hands-on demonstrations. The spine contains these features: * Full pelvis and occipital plate * Fully flexible mounting in spine * L3-L4 disc prolapsed on spine * Spinal nerve exits * Cervical vertebral artery * Male pelvis * With movable mounted femur heads. Stand is not included with spine, please see Stand for Spinal Columns and Skeletons. The Classic Flexible Human Spine Anatomy Model is 32.7 inches in length and weighs 4.63 lbs.