Customization plays a vital role in enhancing user satisfaction with sex dolls. The most common custom features include skin tone, hair color and style, eye color, body shape, and facial features. Many users opt for personalized tattoos, scars, or freckles to reflect their preferences or add realism. Adjustable body parts, such as breasts, hips, or genitals, allow users to tailor the doll’s physique to their desires, increasing comfort and intimacy. Internal features like removable or customizable inserts can provide varied experiences, while movable joints enable different poses, making interactions more natural. Some dolls come with customizable height and weight options, catering to diverse user preferences. Additionally, many manufacturers offer options for adding or removing features like pubic hair, or selecting different genital types to suit specific needs. These customizations not only improve aesthetic appeal but also enhance the emotional connection and satisfaction of the user. By allowing detailed personalization, manufacturers help create a more realistic and engaging experience, ensuring that each doll aligns closely with individual fantasies and comfort levels. The ability to customize transforms the doll from a generic product into a personalized companion, enriching user engagement.