Advancements in technology have significantly improved the realism of movement and flexibility in big-bust sex dolls, transforming them from static figures into more lifelike companions. Modern manufacturing techniques incorporate high-quality materials that mimic human skin, providing a soft yet durable texture. Internal frameworks, often made of flexible metals or plastics, allow for a range of natural movements, enabling the doll to adopt various poses comfortably. This flexibility enhances the overall experience, making interactions more authentic and satisfying. Some dolls feature articulated joints that can be positioned with ease, allowing users to customize their experience according to personal preferences. Furthermore, the development of heating systems and textured interiors contributes to a sensation of warmth and realism, increasing comfort during use. While no doll can perfectly replicate human movement, ongoing innovations continue to narrow this gap, offering increasingly convincing and dynamic interactions. The key to achieving optimal realism is understanding the doll’s capabilities and working within its design limitations. Regular maintenance and proper handling also ensure that the flexible components remain functional over time. As technology continues to evolve, future models are expected to feature even more sophisticated movement, further elevating the realism and intimacy these dolls can provide.