Sta-Hard Erector Set A complete assortment of handy tools to enhance, maintain, and sustain. STA-HARD erection pump with clear cylinder, flanged base, removable soft TPR donut, and EZ squeeze bulb. All-Star enhancer ring. Soft, stretchy ribbed masturbator. Powerful vibrating multi-speed bullet. 2 AA batteries. ABS (pump cylinder) TPR (donut and masturbator) PVC (hose and bulb) ABS with silver plating (bullet.) Kit measurements may be found on website.