Use on penis or vibrator. Soft, stretchy, unscented TPR. 5.5 inches long by 1.2 inches wide. Phthalate free, non-toxic materials: Thermoplastic Resin TPR. Penis extensions. Vibrator sleeves. California Exotic Novelties Catalog. All Products are intended for use as a novelty only. Any product use for medical purposes or for a use that has an adverse effect on the body is prohibited.