The quest for realism in sex dolls has driven the development of highly advanced materials that mimic human skin, texture, and warmth. Silicone remains the most popular material globally due to its durability, flexibility, and lifelike feel. High-grade silicone can be infused with special properties to replicate the softness and elasticity of human tissue, providing a natural sensation during touch. Another innovative material is thermoplastic elastomer (TPE), which offers a softer, more realistic skin-like texture at a lower cost, though it requires more maintenance. Some manufacturers combine these materials with internal skeletons made of metal or plastic to enable natural movement and positioning. Recent advancements include the use of infused microstructures that replicate pores, veins, and skin imperfections, enhancing visual and tactile authenticity. Additionally, temperature-sensitive materials allow dolls to warm to body temperature, increasing realism during use. The integration of these materials, along with sophisticated manufacturing techniques, results in sex dolls that offer highly convincing tactile and visual experiences, bridging the gap between fantasy and reality.