Anal Toy Safety: Why the Flared Base Matters
There’s one safety rule in this entire product category that matters more than any other, and it comes down to a basic anatomical difference most people never think about: unlike the vagina, the rectum doesn’t have a natural stopping point. An object without something wide enough to prevent it from going all the way in can migrate further inside the body, sometimes far enough that it can’t be retrieved without medical help.
Why this happens
A legal and safety analysis of sex-toy-related injuries found this is not a rare or hypothetical concern — an eleven-year study of US emergency room visits recorded 6,799 sex-toy-related injuries, and 78.1% of them occurred in the anorectal region, the single largest category by a wide margin. The same research found the rectum’s muscles can actually work an object further inward through natural contractions, which is the opposite of what most people would expect and exactly why an object without a proper stop is genuinely risky.
What actually prevents this
A flared base — a wide, disc-like end that’s physically too large to pass through — is the feature that matters. Anything used for anal play should have one, or should be attached to a harness or handle that serves the same purpose. This isn’t a preference or an upsell; it’s the one non-negotiable safety spec in this category. A toy without it, no matter how well-reviewed otherwise, isn’t designed for anal use even if nothing on the packaging explicitly says so.
Toys that are dual-purpose (marketed for both vaginal and anal use) should still have a flared base if anal use is genuinely intended — if a listing doesn’t mention one or show it clearly in photos, don’t assume it’s safe for that purpose.
If something does go wrong
The same research makes an important, less comfortable point: embarrassment causes real delays in people seeking treatment for this specific kind of injury, and that delay can turn a straightforward retrieval into a more invasive procedure. If an object becomes lodged and can’t be removed easily and gently at home, that’s an emergency room visit, not something to wait out. ER staff deal with this regularly — it will not be the unusual case they’ve never seen before, and getting it looked at promptly is what actually keeps a minor incident from becoming a serious one.
Other basics worth knowing
- Use a generous amount of lubricant made for anal use — this area doesn’t self-lubricate the way vaginal tissue does, and insufficient lubrication increases the risk of tearing.
- Go slower than feels necessary, especially with anything larger than what you’ve used before.
- If you’re using a toy vaginally and anally in the same session, wash it (or switch to a fresh one) in between — this matters for infection risk, not just preference.
Related reading
- Body-Safe Materials: Silicone vs. TPE vs. ABS
- How to Clean and Store Your Toys
- Are Sex Toys Actually Regulated?
Source: Stabile, E. (2013). Getting the Government in Bed: How to Regulate the Sex-Toy Industry. Berkeley Journal of Gender, Law & Justice, 28(1), 161–184, citing Griffin, R., & McGwin, G. (2009). Sexual Stimulation Device-Related Injuries. Journal of Sex & Marital Therapy, 35, 253.