Common materials across the results are silicone, plastic, and recycled rubber (one listing notes "10% Recycled Rubber").
Listings include claims such as phthalate-free, hypoallergenic, BPA- and latex-free materials, plus explicit adult-use warnings like "Keep out of reach of children" and "Adult Use Only." Some listings also advise consulting a medical professional when appropriate.
Many listings specify "Suggested Age: 18 Years and Up" and display adult‑use warnings such as "Adult Use Only" or "Keep out of reach of children."
Run times vary by product: one device is listed as running up to about 3 hours on a full charge; another lists about 70 minutes on low and about 50 minutes on high when fully charged.