The materials used in manufacturing real sex dolls are essential for ensuring realism, durability, and safety. The most common material globally is silicone, prized for its lifelike texture, flexibility, and ease of cleaning. Silicone dolls offer a realistic skin feel and can be customized with various finishes to mimic real human tissue.

Another widely used material is thermoplastic elastomer (TPE), which is softer and more flexible than silicone, providing a more pliable and realistic feel. TPE is also more cost-effective, making it popular among budget-conscious consumers. However, it requires diligent maintenance to prevent staining or degradation over time.

High-quality dolls often incorporate internal frameworks made from metal or fiberglass to provide stability and poseability. These materials allow for natural positioning and durability during use. Some manufacturers combine silicone or TPE outer layers with internal mechanical components to enhance mobility and responsiveness.

Safety standards are crucial; manufacturers select hypoallergenic, non-toxic materials to ensure user safety. Advances in material science continue to improve the realism and longevity of these dolls, with innovations focusing on enhancing tactile sensations and ease of maintenance. Overall, silicone and TPE remain the primary materials, balancing realism, safety, and affordability in the industry.