The dive toys are made from TPR (Thermoplastic Rubber) and PVC (Polyvinyl Chloride).
They are intended for children ages 5 and up (listed as "Suggested Age: 5 Years and Up").
Reported specs list height at 7 inches; width about 8–9 inches; depth about 1.06–1.5 inches; and weight around 0.43–0.45 pounds.
No assembly is required — listings state: "Assembly Details: No Assembly Required."
Reviewers most often praised the fun and entertainment value (noted in 87.5% of reviews), highlighted strong underwater performance (50.0%), and mentioned durability/longer-term use in several reviews (37.5%).