Dr. Joel Kaplan Beaded Girth Ring Triple Stacker is stretchy and comfortable ring that adds support and girth. Safe and pure for body and pleasure. Made using phthalate free, non-toxic materials Thermoplastic Rubber TPR. Ring measures 3.25 inches long by 1.5 inches wide. Bulk weight 1.6 ounce Always clean before and after use. A water based lubricant is recommended.