Creating Silicone Adult Toys
- John Thomas Toys®

- Jan 8
- 3 min read
How We Create Body‑Safe Silicone Toys: The Technical Craft Behind John Thomas Quality
When you’re choosing an intimate product, the material and manufacturing process matter just as much as the design.
At John Thomas Toys, every toy is made from 100% medical‑grade platinum silicone and produced using a highly controlled, technically precise process. This ensures not only safety, but consistency, durability, and exceptional detail.
Below is a deeper look at how professional‑grade silicone toys are made — and why our methods set us apart.
1. Concept & Design: Engineering Fantasy Into Reality
Every product begins with a concept, often inspired by:
fantasy creatures
anatomical forms
natural textures
customer requests
Design isn’t just about appearance — it’s about ergonomics, surface texture, flexibility, and structural integrity.
We use a combination of:
CAD modelling for precision
hand‑sculpting for organic shapes
prototype testing to refine firmness and feel
This ensures the final design is both visually striking and comfortable for intimate use.
We have used many things as inspiration from every day objects, popular fantasy themes crafted into a John Thomas Toy and even pictures from customers wanting their appendages immortalised.
2. Copper Moulds: The Gold Standard of Detail
Most manufacturers use silicone or resin moulds. At John Thomas Toys, we use solid copper moulds, which offer several technical advantages:
Superior heat conduction → for better and 'more even' curing
Exceptional detail capture → crisp textures, smooth surfaces
Long‑term stability → moulds don’t warp or degrade
Consistent results → every pour matches the last
Copper moulds are significantly more expensive and difficult to produce, but the quality difference is unmistakable.
3. Preparing the Mould: Cleanliness & Precision
Before each pour, moulds are:
sterilised
inspected for micro‑imperfections
treated to ensure smooth release
pre‑heated for optimal silicone flow
This level of preparation reduces defects and ensures a flawless finish.
4. Silicone Selection: Medical‑Grade Platinum Cure
Not all silicone is equal. We exclusively use platinum‑cured, medical‑grade silicone, which is:
non‑porous
hypoallergenic
phthalate‑free
odourless
long‑lasting
FDA‑approved
Platinum‑cure silicone undergoes a chemical reaction that produces a stable, inert, body‑safe material with no fillers or by‑products.
We offer three firmness levels:
Super Soft (available in a limited number of toys)
Soft
Medium
Firmness is controlled by precise ratios of additives during mixing. Larger toys naturally feel firmer due to increased mass and density — a normal and expected physical effect.
5. Mixing & Colouring: Controlled Chemistry
Silicone must be mixed with exact timing and ratios to ensure:
proper curing
consistent firmness
bubble‑free texture
Colouring is a technical process too. We use:
medical‑grade pigments
metallics
multi‑pour techniques
marbling and swirl effects
edge‑coating for dual‑tone designs
Each colour blend is tested for stability and consistency before production.
6. Pouring: Precision to Prevent Air Bubbles
Air bubbles compromise both safety and durability. To prevent this, we:
vacuum‑degas the silicone before pouring
pour slowly and evenly
use controlled temperature environments
vacuum‑treat again after pouring
This ensures a dense, smooth, flawless product.
7. Curing: Controlled Heat & Time
Once poured, the mould is:
placed in a curing oven
heated to a precise temperature
left to stabilise for a set period
Curing times vary by size — our largest toys can weigh several kilos and require careful handling - some taking 3 men to remove due to the size of them and having to ensure careful damage-free extraction.
8. Finishing: Quality Control at Microscopic Level
Every toy undergoes a multi‑stage inspection:
cornflour dusting to reveal surface imperfections
trimming of excess silicone
texture and firmness checks
visual inspection under bright light
final cleaning and preparation
Only toys that pass every stage are approved.
9. Packaging: Protecting the Final Product
Each toy is:
shrink‑wrapped
individually stored
protected from dust, oils, and environmental exposure
This ensures the product arrives in perfect condition.
Why This Matters
The adult toy industry is full of products made with:
unknown materials
cheap silicone blends
porous fillers
low‑quality moulds
These can degrade, absorb bacteria, or cause irritation.
Our process eliminates those risks. Every John Thomas toy is:
100% medical‑grade platinum silicone
FDA‑approved
non‑porous and body‑safe
hand‑crafted with precision
made using premium copper moulds
This is why our products last for years and maintain their quality with proper care.




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