The Nipple Bulb from California Exotics is for those of you who like your nipples erect. VERY erect. Place the clear end on your nipple and areola and pump the purple bulb until your nipple become engorged. What next? That would be up to you. Want to keep those nipples erect? The Nipple Bulb package includes 4 nipple erections rings. Once your nipples have reached nipple nirvana, simply slide the ring over the nipple to keep it erect -- VERY erect! The Nipple Enhancer is a fine nipple stimulation product that simulates extra strength nipple sucking. Enjoy!