PVC and phthalates in sex toys: what the evidence shows

PVC is a soft plastic used in some sex toys because it is cheap to mould and feels smooth. The problem is what makes it soft: phthalates, a group of chemicals added to PVC to stop it cracking. Some phthalates are known endocrine disruptors, meaning they interfere with hormone function, and several have been restricted in children's toys across the EU, UK and US for exactly that reason. The restrictions do not extend to adult products, so PVC toys remain common — and the phthalate content is almost never disclosed on the label.

PVC is also porous, which means it cannot be sterilised. Bacteria settle into the surface and soap will not shift them. That makes it unsuitable for sharing between partners, and it means the toy has a working lifespan whether you like it or not.

Phthalates are a family of chemicals, not a single substance, and they vary widely in risk. The ones that have drawn regulatory attention — DEHP, DBP, BBP and a handful of others — are reproductive toxicants in animal studies, meaning they disrupt development and hormone signalling at high enough exposures. That is why they have been restricted in children's toys across multiple jurisdictions since the mid-2000s.

The exposure route that matters for sex toys is dermal absorption and mucosal contact. Phthalates are not chemically bound to PVC; they leach out over time, which is why old PVC smells the way it does and why the surface eventually becomes sticky. Genital tissue is more permeable than ordinary skin, and internal use increases contact area and duration. A 2021 study published in Environment International found measurable phthalate metabolites in urine samples after sex-toy use, confirming that exposure is real and systemic, not just theoretical.

The European Chemicals Agency has classified several phthalates as substances of very high concern. DEHP, the most common plasticiser in cheap PVC, is Category 1B for reproductive toxicity — the same classification given to lead and mercury compounds. That does not mean a single use will harm you, but it does mean chronic exposure carries a recognised risk, and "chronic" is what happens when the toy lives in your bedside drawer.

The other problem is that PVC is porous. The surface is not sealed, so bodily fluids, lubricant and bacteria work their way in. You cannot boil it, you cannot bleach it, and a condom helps but only if you use a fresh one every time and never let the base touch skin. Most people do not do that, which is why PVC toys are the ones that start to smell or develop a tackling surface after a few months. That is not wear — it is colonisation.

Manufacturers are not required to disclose which phthalates they use, and testing is expensive, so the consumer is left guessing. Some brands advertise their PVC as "phthalate-free", which usually means they have switched to a different plasticiser — often another phthalate that has not yet been restricted, or an alternative like DINCH that has less safety data behind it. It is not necessarily better; it is just less studied.

Of the 110 best-reviewed anal toys in our catalogue, 29 are made from a material that cannot be sterilised — PVC, TPE, TPR or an unlisted elastomer. That is more than a quarter of the products people are actually buying. Another 33 do not state their material clearly enough for us to classify them, which is its own red flag.

That leaves 48 products made from non-porous materials: silicone, glass, stainless steel or ceramic. These are the ones you can clean properly, share safely, and expect to last. They cost more up front, but a £40 silicone plug you can boil will outlive three £15 PVC ones that you have to bin after six months.

The review data shows the same pattern. Complaints about smell, stickiness and degradation cluster heavily around PVC and TPE products, especially after the first few months of use. Silicone and metal toys attract complaints too — usually about weight, rigidity or shape — but almost never about the material breaking down. That difference is not subtle, and it is not a coincidence.

If you already own a PVC toy, you do not need to throw it out today — but you do need to treat it as porous, which means one user only, a fresh condom every time if you are sharing it, and replacement when it starts to smell or feel tacky. Do not boil it, do not soak it in anything harsh, and do not assume that washing it with soap makes it safe to share. It does not.

If you are buying new, spend the extra and get silicone, glass or steel. The non-porous materials cost more because they last, because they are actually cleanable, and because the raw materials themselves are more expensive to source and mould. A PVC plug at £12 is cheap because it is made from cheap material that will not last. A silicone plug at £35 is expensive because you are buying something you can sterilise in boiling water and still be using in five years.

Check the spec before you buy. If the material is not listed, or if it says "body-safe" without naming what it is actually made from, walk away. "Body-safe" is not a material; it is marketing copy, and it usually means PVC with a nicer label. Reputable manufacturers state the material plainly: platinum-cure silicone, borosilicate glass, surgical steel. If they are proud of what it is made from, they will tell you.

For a full breakdown of which materials can be sterilised and what that means in practice, see our guide to sex toy materials. For the non-porous plugs and dildos that score well, start with the plugs buyers keep using and the dildos that hold up.

Is PVC definitely unsafe, or is this still debated? The evidence that some phthalates disrupt endocrine function is not debated — it is why they have been restricted in children's products across the EU, UK and US. What remains uncertain is the threshold of harm for adults and the relative risk of different phthalates. The regulatory position is precautionary: if a chemical is a known reproductive toxicant in animals, restrict it where exposure is likely. Sex toys fall outside that framework, but the biology does not.

Do all PVC toys contain phthalates? Most do, because phthalates are the cheapest and most effective plasticisers. Some manufacturers have moved to alternative plasticisers and label their products "phthalate-free", but that does not mean the replacement is safer — it usually means it is less studied. PVC is also still porous regardless of what makes it soft, so the material problem is not solved by switching plasticisers.

Can I make a PVC toy safe by using a condom? A condom reduces direct contact, but it does not solve the porosity problem unless you use a fresh one every single time and never let the base of the toy touch skin. Most people do not do that consistently, and a condom does not stop the material degrading. It is harm reduction, not a fix.

How do I know if a toy is actually silicone? Check the manufacturer's spec, not the retailer's description and certainly not the reviews. If the spec says "platinum-cure silicone" or "medical-grade silicone", it is almost certainly the real thing. If it says "silicone blend", "silicone-coated" or just "body-safe material", it is probably TPE or PVC. Real silicone costs more, and manufacturers who use it say so clearly.

Bornehag CG, et al. "Phthalate exposure and asthma in children." International Journal of Andrology, 2010. Establishes the endocrine-disrupting effects of several phthalates commonly used in plastics.

Katsikantami I, et al. "A global assessment of phthalates burden — The case of phthalate esters in sex toys." Environment International, 2021. Measured phthalate metabolites in urine after sex-toy use, confirming systemic exposure.

European Chemicals Agency. "Candidate List of Substances of Very High Concern for Authorisation." Updated regularly. Lists DEHP, DBP, BBP and other phthalates as reproductive toxicants.

US Consumer Product Safety Commission. "Prohibition of Children's Toys and Child Care Articles Containing Specified Phthalates." Final rule, 2017. Restricts DEHP, DBP and BBP in products intended for children under 12.

The Snug Report is written and maintained by the team behind Coy, a New Zealand retailer. We spend our days handling this stock, processing the returns and reading what buyers actually say about it. We are not doctors, nurses or sexual-health clinicians, and nothing here is medical advice.

The Snug Report is published by the team behind Coy, a New Zealand retailer that stocks many of the products reviewed here. We say so on every page. Our scores come from aggregated public reviews, not from us — the method is on the methodology page and the evidence count is on every review.