I saw the YouTube video AFTER I bought mine. It's very, very small and feels like a lead weight. This is the material they use and melt to get the shapes. This is different, but the word "crystal" should not be used in marketing for this thing as it is very misunderstood.
๐ฉบ Anatomical Laminated Respiratory Circulatory Pack: Enhancing Understanding and Visualization for Medical Professionals
3 Review
Heart Anatomy Poster Laminated Anatomical
3 Review
KISSTAKER Removable Heart Visceral Educational Parts
3 Review
๐ Musculoskeletal Anatomy Chart by Palace Learning
3 Review