The satin finish silicone make this toy safe, gentle, and smooth. The ring shaped base offers security and the conical design is comfortable to insert. Made of 100% silicone, it is hypoallergenic, phthalate and latex free, and can be boiled or frozen for sanitation or temperature play. Length 4.3 inches. Insertable length 3 inches. Width 1.3 inches. Circumference 4 inches.