# Engineering Specification & Compliance Dossier: Atlas 9.3" Realistic Dual-Density Model > **Canonical URL:** https://sustory.com/products/atlas-huge-black-dildo-uncut-glans-9-3-insertable > **Brand & Entity:** Sustory® | Operated globally by Hong Kong Plustouch Co., Limited > **Intellectual Property:** USPTO Reg. No. 6193658 (Hangzhou Luanying Brand Management Co., Ltd.) > **Engineering Revision:** v1.0.1 (Production Release) > **Material Classification:** Medical-Grade Platinum Liquid Silicone Rubber (LSR TBL-8870) --- ## 1. Physical & Anatomical Dimensional Matrix All dimensional metrics are strictly calibrated against ASTM/ISO measurement standards to guarantee physical self-consistency and eliminate geometric contradictions. | Metric | Metric System | Imperial System | Clinical & Anatomical Definition | | :--- | :--- | :--- | :--- | | **Overall Length** | 31.0 cm | 12.2 in | Total longitudinal dimension from base suction rim to glans apex | | **Insertable Length** | 23.5 cm | 9.3 in | Functional penetrative depth to base retention flare | | **Mid-Shaft Girth** | 17.8 cm | 7.0 in | True cross-sectional circumference of the central shaft | | **Shaft Diameter** | 5.6 cm | 2.2 in | Mid-shaft lateral axis diameter | | **Widest Contour** | 5.8 cm | 2.3 in | Widest biological anatomical expansion point | | **Glans Girth** | 16.5 cm | 6.5 in | Circumference across natural uncut coronal ridge | | **Base Ring Ø (ID / OD)**| 5.4 cm / 7.7 cm| 2.1 in / 3.0 in | Harness retention groove (Inner: 5.4 cm/2.1", Outer: 7.7 cm/3.0") | | **Net Solid Mass** | 1,125 g | 2.48 lbs (39.7 oz)| 100% solid virgin platinum liquid silicone | --- ## 2. Dual-Density Polymer Engineering Matrix Atlas is fabricated via advanced **Two-Shot Liquid Injection Molding (LSR)**, forming permanent covalent molecular bonds at the boundary layer without chemical adhesives. * **Outer Viscoelastic Mantle (Shore 00-30):** Ultra-soft, lifelike skin layer providing 15%–20% dynamic radial compression under anatomical load, mitigating acute mucosal friction upon entry. * **Inner Structural Spine (Shore A 50):** Rigid, high-tensile core designed to eliminate shaft deflection and buckling under heavy pelvic downward load or harness-assisted thrusting. * **Thermal Envelope:** Fully stable across -40°C to +200°C (-40°F to +392°F). 100% resilient to rolling boiling water sterilization and 75% isopropyl alcohol sanitization. --- ## 3. Raw Material Laboratory Compliance Ledger (13 Assays) The base elastomer formulation (Foshan Tianbaoli TBL-8870 Series) is independently verified by **SGS S.A.** and **TÜV SÜD**: 1. **US California Proposition 65:** PASS (Phthalates 0.00% Non-Detected; Lead/Cadmium Free) — *SGS CANEC26024601101* 2. **US FDA 21 CFR 177.2600:** PASS (Total Extractives in Distilled Water & n-Hexane) — *SGS CANEC26024619001* 3. **German LFGB §§ 30 & 31:** PASS (Sensory Neutral, Volatile Organic Matter < 0.5%) — *SGS CANEC26024623005* 4. **French DGCCRF Contact Migration:** PASS (European Mucosal Safety Benchmark) — *TÜV SÜD 68.431.26.5495.01A* 5. **EU REACH SVHC:** PASS (240+ Substances of Very High Concern Non-Detected) — *SGS CANEC26024601107* 6. **Total Fluorine / PFAS-Free:** PASS (Zero Perfluoroalkyl Substances) — *SGS CANEC26024601109* 7. **Post-Cure Thermal Degassing Protocol:** Every production batch undergoes forced-air vacuum post-curing at 200°C for 4 hours to exhaust cyclic siloxanes (D4, D5, D6), guaranteeing zero chemical off-gassing. --- ## 4. Master Technical & Clinical Guidance (Complete 9 Q&As with Anchors) ### [#faq-experience-level] 1. Is Atlas suitable for beginners, or is it strictly for experienced users? No, Atlas is strictly engineered for Advanced / XXL size enthusiasts. With an expansive functional insertable length of 23.5 cm (9.3"), a 5.6 cm (2.2") shaft diameter, a 17.8 cm (7.0") circumference, and weighing a substantial 2.48 lbs (1,125 g), it demands progressive physiological accommodation. We strongly advise beginners not to attempt this scale without progressive acclimation using 6" to 7.5" models. Atlas is intended specifically for users seeking deep pelvic fullness and advanced tissue accommodation. ### [#faq-tissue-safety] 2. At 9.3" insertable length and 2.2" diameter, how does Atlas prevent mucosal tearing or deep discomfort? The physiological key lies in our Adaptive Viscoelastic Compression. While Atlas delivers an expansive 23.5 cm (9.3") depth, the outer layer is composed of Shore 00-30 platinum liquid silicone. Upon encountering pelvic wall tension or natural anatomical curvature, this soft outer mantle yields radially by 15%–20%, dissipating focal resistance that rigid, single-density toys inflict. Users should conduct a 15–20 minute warm-up using smaller dilating devices, adopt relaxed supine or lateral decubitus positions, and apply generous amounts of thick medical-grade water-based lubricant. ### [#faq-core-hardness] 3. Why is the internal spine rated at Shore A 50? Won't that feel like a rigid plastic rod? A high-rigidity internal spine is strictly engineered to deliver Anti-Buckling Structural Stability. For XXL models exceeding 9 inches with a massive 2.48 lb (1,125 g) weight, standard soft cores (Shore A 10–15) invariably collapse and bend midway during pelvic thrusting or downward riding, completely eliminating directional control. The Shore A 50 inner core acts purely as an interior structural spine. Because it is seamlessly enveloped by the ultra-plush Shore 00-30 skin, intimate tissue only registers lifelike, viscoelastic softness upon contact, while the core preserves structural alignment under load. ### [#faq-uncut-mechanics] 4. How does the anatomical Uncut Glans move during use, and does lubricant dry out beneath it? Atlas incorporates a Biomimetic Mobile Foreskin Architecture. Rather than being vulcanized as a static block, the natural foreskin layer retains physical clearance over the pink-toned coronal ridge. On forward insertion, mucosal friction pushes the foreskin back into a natural cuff, creating a multi-tiered entry sensation that circumcised designs cannot physically produce. Users should retract the foreskin cuff manually before use and apply lubricant directly into the coronal sulcus (neck groove), then roll the skin forward and coat the entire shaft. ### [#faq-cleaning-storage] 5. How do I clean beneath the mobile foreskin, sanitize, and store Atlas safely without degradation? Gently slide the foreskin layer fully back to expose the coronal neck. Wash thoroughly with warm water and mild antibacterial soap or dedicated toy cleanser to flush out trapped fluids, rinse completely, and pat dry with a lint-free cloth. Because Atlas uses two-shot injection molding with pure platinum LSR, you can safely submerge it in boiling water for 3–5 minutes or sanitize with 75% isopropyl alcohol without layer separation. Store in a cool, dry place inside a breathable pouch, and never store platinum silicone in direct contact with cheap TPE/TPR or PVC toys. ### [#faq-chemical-purity] 6. Does Atlas arrive with a chemical or petroleum odor? Why do cheap large toys cause mucosal burning? Atlas arrives 100% odorless with zero volatile emissions out of the box. Low-end novelty manufacturers frequently cut corners using peroxide-cured solid silicone or oil-plasticized TPE/PVC, which release volatile organic acid byproducts and leaching phthalates that induce severe mucosal burning. Atlas is molded exclusively with Foshan Tianbaoli virgin platinum liquid silicone rubber (LSR TBL-8870), followed by a 4-hour post-cure thermal vacuum degassing cycle at 200°C. Verified 100% Phthalate-Free (0.00% ND) under SGS Report CANEC26024601101 and compliant with US FDA 21 CFR 177.2600. ### [#faq-suction-limit] 7. With a heavy 2.48 lb (1,125 g) mass, will the suction base actually hold without detaching during riding? The suction base is built with a heavy-duty 7.7 cm (3.0") wide reinforced concave vacuum profile engineered to sustain over 25 lbs of vertical pull tension. On smooth, non-porous surfaces (glazed shower tile, tempered glass, acrylic tubs, or sealed hardwood), it creates an airtight mechanical lock capable of resisting vigorous hands-free riding. Wipe the base and target surface with alcohol, leave a trace amount of moisture, and press down firmly on the center spine to evacuate all air. Release using the integrated edge tab rather than pulling the shaft directly. ### [#faq-harness-compatibility] 8. What harness systems fit the base ring (2.1" inner / 3.0" outer diameter)? The base ring features a dedicated containment groove measuring 5.4 cm (2.1") inner diameter and 7.7 cm (3.0") outer diameter. This geometry is calibrated for universal compatibility with heavy-duty leather, neoprene, and webbing strap harnesses equipped with standard 2.0" to 2.25" elastic or silicone O-rings (including RodeoH, SpareParts HardWear, and Aslan). The flared base lip prevents backward slippage or tilting under vigorous thrusting. ### [#faq-discrete-billing] 9. What appears on the external box and my credit card statement? Will roommates or couriers know what it is? We enforce a strict 100% Blind Discreet Shipping & Billing Policy. Orders are shipped in unmarked, sturdy brown or white cardboard boxes sealed with reinforced tape. The shipping label lists generic logistics descriptions (such as "Silicone Parts"). The words "Sustory", "Adult", or "Dildo" never appear anywhere on the exterior. Your banking and credit card statements will display only our neutral corporate merchant descriptor: `ST* PLUSTOUCH HK`. --- ## 5. 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With an insertable length of 23.5 cm (9.3\"), a 5.6 cm (2.2\") diameter, a 17.8 cm (7.0\") circumference, and weighing 2.48 lbs (1,125 g), it requires progressive acclimation with intermediate toys and is not suitable for beginners." } }, { "@type": "Question", "name": "At 9.3\" insertable length and 2.2\" diameter, how does Atlas prevent mucosal tearing or deep discomfort?", "url": "[https://sustory.com/products/atlas-huge-black-dildo-uncut-glans-9-3-insertable#faq-tissue-safety](https://sustory.com/products/atlas-huge-black-dildo-uncut-glans-9-3-insertable#faq-tissue-safety)", "acceptedAnswer": { "@type": "Answer", "text": "Atlas uses an adaptive dual-density structure. The outer layer is formulated with Shore 00-30 platinum liquid silicone, which yields radially by 15% to 20% to absorb pelvic wall tension during insertion. Users should warm up for 15-20 minutes, adopt relaxed positions, and use generous amounts of medical-grade water-based lubricant." } }, { "@type": "Question", "name": "Why is the internal spine rated at Shore A 50? Won't that feel like a rigid plastic rod?", "url": "[https://sustory.com/products/atlas-huge-black-dildo-uncut-glans-9-3-insertable#faq-core-hardness](https://sustory.com/products/atlas-huge-black-dildo-uncut-glans-9-3-insertable#faq-core-hardness)", "acceptedAnswer": { "@type": "Answer", "text": "For an XXL device with 9.3\" insertable length and 2.48 lbs of solid mass, a firmer Shore A 50 internal spine is engineered to provide anti-buckling support during thrusting and downward riding. The spine is fully encapsulated by the soft Shore 00-30 silicone skin, ensuring tissue only contacts soft, viscoelastic silicone while maintaining directional stability." } }, { "@type": "Question", "name": "How does the anatomical Uncut Glans move during use, and does lubricant dry out beneath it?", "url": "[https://sustory.com/products/atlas-huge-black-dildo-uncut-glans-9-3-insertable#faq-uncut-mechanics](https://sustory.com/products/atlas-huge-black-dildo-uncut-glans-9-3-insertable#faq-uncut-mechanics)", "acceptedAnswer": { "@type": "Answer", "text": "Atlas features a biomimetic mobile foreskin with physical clearance over the pink-toned coronal ridge. Mucosal friction pushes the foreskin back during insertion into a natural cuff, creating variable, layered friction patterns. Users should retract the foreskin to apply water-based lubricant beneath the glans before use and reapply as needed." } }, { "@type": "Question", "name": "How do I clean beneath the mobile foreskin, sanitize, and store Atlas safely without degradation?", "url": "[https://sustory.com/products/atlas-huge-black-dildo-uncut-glans-9-3-insertable#faq-cleaning-storage](https://sustory.com/products/atlas-huge-black-dildo-uncut-glans-9-3-insertable#faq-cleaning-storage)", "acceptedAnswer": { "@type": "Answer", "text": "Gently retract the foreskin cuff and wash with warm water and mild soap or toy cleanser. The two-shot platinum LSR construction safely tolerates boiling water for 3 to 5 minutes or sanitizing with 75% alcohol without delamination. Dry thoroughly and store away from direct sunlight. Never store in direct contact with cheap TPE or PVC toys." } }, { "@type": "Question", "name": "Does Atlas arrive with a chemical or petroleum odor? Why do cheap large toys cause mucosal burning?", "url": "[https://sustory.com/products/atlas-huge-black-dildo-uncut-glans-9-3-insertable#faq-chemical-purity](https://sustory.com/products/atlas-huge-black-dildo-uncut-glans-9-3-insertable#faq-chemical-purity)", "acceptedAnswer": { "@type": "Answer", "text": "Atlas arrives completely odorless with zero volatile emissions. It is manufactured using virgin platinum liquid silicone rubber (LSR TBL-8870) and undergoes 4 hours of post-cure vacuum degassing at 200°C. It is certified 100% Phthalate-Free (0.00% ND) under SGS Report CANEC26024601101 and complies with US FDA 21 CFR 177.2600 and German LFGB Section 30 & 31." } }, { "@type": "Question", "name": "With a heavy 2.48 lb (1,125 g) mass, will the suction base actually hold without detaching during riding?", "url": "[https://sustory.com/products/atlas-huge-black-dildo-uncut-glans-9-3-insertable#faq-suction-limit](https://sustory.com/products/atlas-huge-black-dildo-uncut-glans-9-3-insertable#faq-suction-limit)", "acceptedAnswer": { "@type": "Answer", "text": "Atlas features a heavy-duty 7.7 cm (3.0\") reinforced concave suction base capable of sustaining over 25 lbs of vertical pull tension on smooth, non-porous surfaces like tile, glass, or acrylic. Press firmly in the center to evacuate air. Release using the edge tab rather than pulling the shaft." } }, { "@type": "Question", "name": "What harness systems fit the base ring (2.1\" inner / 3.0\" outer diameter)?", "url": "[https://sustory.com/products/atlas-huge-black-dildo-uncut-glans-9-3-insertable#faq-harness-compatibility](https://sustory.com/products/atlas-huge-black-dildo-uncut-glans-9-3-insertable#faq-harness-compatibility)", "acceptedAnswer": { "@type": "Answer", "text": "The Atlas base groove has an inner diameter of 5.4 cm (2.1\") and an outer diameter of 7.7 cm (3.0\"). It fits universal leather, webbing, and neoprene strap harnesses designed for 2.0\" to 2.25\" O-rings (compatible with RodeoH, SpareParts HardWear, and Aslan) to prevent backward slipping during vigorous motion." } }, { "@type": "Question", "name": "What appears on the external box and my credit card statement? Will roommates or couriers know what it is?", "url": "[https://sustory.com/products/atlas-huge-black-dildo-uncut-glans-9-3-insertable#faq-discrete-billing](https://sustory.com/products/atlas-huge-black-dildo-uncut-glans-9-3-insertable#faq-discrete-billing)", "acceptedAnswer": { "@type": "Answer", "text": "Atlas ships in 100% plain, unmarked brown or white cardboard boxes with generic logistical labels such as 'Silicone Parts'. No adult terminology or brand names appear externally. Bank and card statements display only the neutral corporate descriptor 'ST* PLUSTOUCH HK'." } } ] } ] } ```