The type dimension of the Bio-based Rubber market is divided into three principal categories: natural bio‑based rubber, synthetic bio‑based rubber, and hybrid blends. Natural bio‑based rubber is sourced from renewable latex streams such as Hevea brasiliensis, guayule, and Russian dandelion, and it accounts for roughly 45 % of total market revenue due to its established processing infrastructure and superior elasticity. Synthetic bio‑based rubber comprises polymers like polybutadiene and polyisoprene produced from bio‑derived monomers (e.g., bio‑butadiene, bio‑isoprene); this segment contributes about 35 % of the market, driven by its tunable mechanical properties and compatibility with existing petro‑chemical supply chains. Hybrid blends combine a proportion of natural and synthetic bio‑based polymers to balance cost, performance, and sustainability, representing the remaining 20 % of market size. Each type influences overall market dynamics through distinct cost structures, supply‑chain resilience, and end‑use suitability, thereby shaping investment and R&D priorities across the sector.