Suction toys use pulses of air and gentle air pressure changes to stimulate nerve-dense areas without actually touching them directly. They create a sucking or throbbing sensation that can feel like oral sex.
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Articles and Advice in this area:
Article
- Gabrielle Kassel
 
Pinpoint sex toys prove that with pleasure products, more or bigger isn’t always better. Unlike wand and palm vibrations, which transmit sensation to a wide surface area, these toys excel at targeting one, tiny, nerve-dense spot. For those who enjoy ultra-exact external stimulation, they’re a great…
Article
- Heather Corinna
 
What are breasts made of? Is something wrong with me if my breasts aren’t sensitive? Can someone who isn’t pregnant lactate? Do I need a bra? Why aren’t my boobs bigger?