Man-made Vascular Graft segmentation by type distinguishes synthetic and biological families, each further divided into distinct material classes that shape market economics. Synthetic grafts account for roughly 70 % of global volume, dominated by expanded polytetrafluoroethylene (ePTFE) and polyester (Dacron) fibers; ePTFE offers superior flexibility and low thrombogenicity, supporting its prevalence in coronary and peripheral circuits, while Dacron’s higher tensile strength favors high‑pressure arterial replacements. Biological grafts, comprising autologous veins, allografts, and xenografts, occupy the remaining 30 % and are preferred when immunogenicity or long‑term patency is paramount, notably in pediatric or redo‑CABG procedures. Autologous veins, the clinical gold standard, contribute the largest slice of the biological share, whereas allografts and xenografts serve niche markets constrained by donor availability and regulatory pathways. The cost differential between synthetic and biological categories drives procurement decisions, with synthetic products delivering economies of scale and lower unit prices, thereby expanding their market share. Consequently, type‑based segmentation directly influences manufacturing capacity, pricing structures, and investment priorities across the Man‑made Vascular Graft market.