Silicone and TPE (thermoplastic elastomer) sex dolls are the two most prevalent materials used in manufacturing adult dolls, each with distinct characteristics that influence their global popularity. Silicone dolls are renowned for their durability, firmness, and ability to hold intricate details, making them highly desirable for consumers seeking a realistic appearance and feel. They tend to be easier to clean and maintain, which appeals to buyers prioritizing hygiene. However, silicone dolls are generally more expensive due to the complexity of manufacturing and the cost of materials. Conversely, TPE dolls are softer, more flexible, and tend to be more affordable, making them accessible to a broader audience. Their pliability allows for more natural posing and a softer touch, which many users prefer for comfort and realism. Globally, TPE dolls tend to be more popular among first-time buyers or those seeking a budget-friendly option, especially in regions where affordability is a primary concern. Silicone dolls, on the other hand, often attract enthusiasts and collectors willing to invest more for longevity and premium quality. Market preferences also vary based on cultural attitudes toward adult products, economic factors, and local regulations. Overall, while TPE dominates in terms of affordability and accessibility, silicone remains the preferred choice for those seeking high-end, long-lasting realism. The ongoing innovation in both materials continues to shape their respective popularity worldwide.