The Macho Erection Keeper Blue. This super stretchy erection ring will create a firmer longer lasting erection. Vibrating bullet and clitoral stimu-nubs will send your partner over the edge, and the dangling ball bangers double as anal stimulation for him. Micro battery included. Made using phthalate free, non-toxic materials Thermoplastic Rubber TPR ring, ABS plastic bullet vibrator. A water based lubricant is recommended. Prolong ring, climax control, clitoral stimulator. Always clean before and after use. The Macho Erection Keeper Cock Ring from Nasstoys of New York.