The incident was reported at 63 Victory Boulevard just before 4 p.m.
Police say the two victims were inside a hair salon when two hooded men in masks, captured on surveillance video, started shooting into the location from the street.
Video shows the suspects strolling up to the salon on Victory Boulevard on Staten Island just before 4pm.
One of them points inside, appearing to identify their target or targets. Then the second man, the gunman, fires off several rounds into the salon and keeps blasting away. They then take off sprinting.
A 17-year-old suffered a graze wound to the head and a 35-year-old was shot twice the buttocks.
Both women were taken to Richmond University Medical Center and were expected to survive.
MORE NEWS | 2 pedestrians struck by hit-and-run driver on Sunrise Highway on Long Island
The salon owner Bousso Babou said she was there when the bullets rang out and she doesn't know why her shop was targeted.
"They was looking for somebody in here. We was innocent," she said. "They could've waited for them outside to leave the shop. Whatever they do, they do it out there. Because we working here. Everybody was innocent. Anybody could've died in here."
NewsCopter 7 was over the scene and could see at least two bullet holes in the shattered storefront.
It's unclear if the shooting was targeted or random.
Few other details were released at this time.
MORE NEWS: These popular grocery store staples may be hard to find right now
* More Staten Island news
* Send us a news tip
* Download the abc7NY app for breaking news alerts
* Follow us on YouTube
Submit a News Tip