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Specifications Sex Doll FAQs

Understanding the technical engineering behind a high-end lifelike companion is essential for selecting a partner that aligns with your aesthetic and tactile preferences. At HKSexDoll, our specifications are defined by medical-grade material integrity and advanced kinetic engineering. This technical FAQ hub provides a deep dive into the material science, skeletal articulation, and precise anthropometric measurements that distinguish our collection from mass-market alternatives.

Our goal is to provide seasoned collectors and first-time buyers with the data required to make an informed investment, ensuring your chosen companion meets the highest standards of realism, weight distribution, and structural durability.

Advanced Material Science: Medical-Grade TPE & Silicone

The tactile experience of an HKSexDoll is governed by the purity of our polymers. We utilize platinum-cured medical-grade silicone and high-density thermoplastic elastomers (TPE). Our silicone models offer a firmer, “muscle-like” density with hyper-realistic skin textures (including visible pores and capillaries), while our TPE models are celebrated for their “soft-tissue” realism and natural body-fat elasticity. Every material batch is SGS certified for skin safety, ensuring they are non-porous, hypoallergenic, and free from harmful phthalates or volatile organic compounds (VOCs).

The EVO Skeleton: Articulated Stainless Steel Engineering

Beneath the soft exterior lies the EVO-Skeleton system — a precision-engineered stainless steel frame featuring multi-axis articulated joints. Unlike standard skeletons, our EVO frames utilize reinforced ball-bearings in the hips and shoulders, allowing for over 45 points of articulation that mimic human range of motion. This internal architecture is designed to support the doll’s “billing weight” while maintaining pose stability for photography or display, ensuring that joint tension remains consistent even after years of use.

Anthropometric Precision & Custom Measurements

Realism is a matter of millimeters. Our specifications cover exhaustive physical data points, including shoulder width, vaginal depth, and palm length. Each model, from our 100cm torsos to our 171cm full-size masterpieces, undergoes a rigorous calibration process. We provide detailed anthropometric charts to help you visualize the physical presence of your companion in your space. This level of data transparency ensures that when you choose a specific height or cup size, the physical reality matches the technical datasheet perfectly.

At HKSexDoll, we don’t just sell dolls; we provide engineered art pieces. By mastering the balance between anatomical accuracy and structural integrity, we deliver the world’s most sophisticated companions. Explore the specific technical queries below for deeper insights into our manufacturing standards.


Looking for a specific body type? Filter by
Exact Height Ranges
to fit your space, or browse our
BBW & Curvy Collection
to explore different body measurements and weight data.

🛡️ Technical Verification: This specification guide is fact-checked by the
HKSexDoll Engineering & QA Department.

Last technical audit: March 14, 2026.

In this collection, a 140cm TPE flat chest doll weighs about 23kg and a 158cm model about 28kg. Expect the shipped carton to weigh more; see our weight by height guide.

No. In the doll industry, “flat chest” means the smallest cup sizes, usually AA to B. The bust is small but still has a natural shape. In this collection, bust measurements run from 66cm to 75cm; check each product page for the exact cup and measurements.

The E-cup silicone torso (80cm, chest and hips only) is by far the lightest and easiest to store. Among full-body options, the petite 150cm frame is the most manageable weight.

Large and clearly full, but how dramatic it looks depends entirely on the body. On a petite 150cm frame an E-cup is top-heavy and eye-catching; on a 168cm doll the same cup reads as a natural large bust. Choose the frame, not just the cup number.

Most of this collection ships from US stock, with one model (Full Black Hair 156cm D-Cup) in EU stock. In-stock items ship within days, not the usual made-to-order wait.

Yes. Every model has an internal articulated stainless-steel skeleton with jointed neck, shoulders, elbows, hips and knees, supporting standing, seated and relaxed positions.

It depends entirely on the build. Lightweight and anime-styled models are the easiest to handle, while flagship full-silicone H-cup models weigh noticeably more. Pick by build, not just height.

165cm is 5ft 5in — average adult-woman height, which is why the range reads as fully life-size rather than compact.

The tier leans strongly toward wide-hip and voluptuous builds — including measured curves like Kim (104cm hips) and full-figure BBW models like Luna — but it isn’t exclusively plus-size. If body type matters more than height, browse the dedicated BBW range.

168cm is 5ft 6in — tall enough to carry full, curvy proportions naturally, with real statuesque presence.

A full-size doll is a person-sized storage problem — plan the hiding spot before you buy. A torso or a smaller doll fits in a box, drawer, or case and solves the discretion issue almost entirely.

Depending on material and body type, they typically weigh 15–30kg. Silicone runs heavier than TPE at the same height. Plan for storage and handling before buying — many owners keep them in a padded case or dedicated closet and use a hanging kit to protect the skin.

Yes, you can fully personalize eye colors, wig styles, skin tones, standing feet, movable jaw functions, and gel breast options directly on each product page.

Most 158cm life size dolls weigh between 28kg and 38kg (61–83 lbs), depending on bust size and skeleton type. This makes a 5ft2 doll significantly easier to move, dress, and store compared to taller 165cm+ models.

Heavier than slim dolls of the same height — all the curves are extra material. The exact weight is on each product’s page. If lifting is a concern, look for weight-reduced silicone builds or a BBW torso. Quick self-test: if you can carry a 40 kg suitcase upstairs, most standard builds are fine.

A well-maintained C cup sex doll can last 3–5 years or longer. TPE models offer a softer feel but require regular care, while silicone models tend to last longer with easier maintenance. Proper cleaning, storage, and handling play a key role in maximizing lifespan.

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