Modern sex dolls are increasingly equipped with features that aim to enhance sensory feedback and overall pleasure. Innovations include integrated heating systems that mimic body temperature, providing a warm and lifelike touch experience. Some dolls are fitted with internal mechanisms that simulate breathing or heartbeat, adding to the realism and emotional engagement. Sensory feedback is further amplified through textured interiors—such as ribbed, veined, or studded designs—that stimulate erogenous zones during use. Materials like soft silicone or TPE are used not only for their realistic feel but also for their responsiveness to pressure, allowing for a more natural and pleasurable touch. Advanced dolls may incorporate vibration features within certain areas, such as the genital region, to heighten stimulation. Some models are designed with flexible joints and movable parts, enabling a range of natural movements and positions, which contribute to a more satisfying experience. Additionally, sound systems that generate subtle breathing or heartbeat sounds can create a more immersive environment. These features are aimed at providing users with heightened sensory engagement, making each encounter more realistic and pleasurable. As technology advances, the integration of sensory feedback into sex dolls continues to evolve, offering increasingly personalized and satisfying experiences tailored to individual preferences.