Several features contribute to making a sex doll feel remarkably real, elevating the overall experience. First and foremost is the material—high-quality silicone and TPE provide a soft, warm, and lifelike skin texture that mimics the feel of human flesh. Realistic skin tones, detailed facial features, and expressive eyes add to the authenticity. Movable joints and flexible skeletons allow for natural posing and subtle movements, enhancing the feeling of interaction. Internal structures that simulate muscle tone and weight distribution provide realistic weight and balance, making the doll feel more like a real person. Hair that is rooted or embedded, whether synthetic or natural-looking, adds to the visual appeal. Features like heat systems that simulate body temperature and scent emitters can heighten sensory immersion. Fine details such as realistic fingernails, eyelashes, and textured skin creases further enhance realism. Additionally, customizable facial expressions and voice responsiveness (in advanced models) can make interactions more genuine. Combining these features creates a highly immersive experience, blurring the line between fantasy and reality, and providing a truly satisfying connection.