Choosing between silicone and TPE (thermoplastic elastomer) is a fundamental decision in custom doll design. Silicone is prized for its durability, non-porous surface, and high-fidelity skin tone retention, which makes it easier to clean and less prone to staining. It tends to hold its shape over time and can support intricate detailing, such as realistic pores and subtle color gradients. However, silicone can be more rigid and costly, and some formulations are less forgiving of extreme alterations without risk of tearing.

TPE, by contrast, offers a softer, more lifelike feel and greater elasticity, which can translate to more natural compressibility and a warmer skin impression. It’s typically more affordable and easier to repair in-home, but it is porous and can stain more easily if not cared for properly. TPE requires regular maintenance to prevent drying out and may need periodic sealing or conditioning to preserve long-term integrity.

Lifestyle and use cases drive the choice. If you value durability and long-term color stability, silicone may be preferable. If you prioritize realism, soft touch, and ease of repair, TPE could be the better option. For many buyers, a blend of features—such as a silicone core with a TPE surface—exists in some configurations. Regardless of material, proper cleaning, storage, and temperature control are essential to extend the doll’s life and maintain its appearance.