Several features significantly influence the comfort level of a sex doll. High-quality, skin-like materials such as silicone or TPE provide a soft, realistic touch that enhances tactile comfort. Flexible joints and articulated limbs allow for natural positioning, reducing strain and making poses more comfortable. Adjustable firmness settings enable users to customize the sensation, tailoring the experience to personal preferences. Temperature control systems, like warming devices, add to realism and comfort by mimicking human body heat. Seamless construction minimizes friction and discomfort caused by rough edges or visible joints. Proper weight distribution ensures stability and ease of handling, preventing fatigue during extended use. Customizable features such as facial expressions, eye contact, and skin textures foster emotional intimacy and realism. Additionally, ergonomic design considerations, including support for various postures and comfort during prolonged sessions, contribute to overall satisfaction. Incorporating these features helps create a more natural, comfortable, and immersive experience.