Are slingshots illegal in California?

Excuse me, I was wondering if you could shed some light on a legal matter concerning slingshots in the state of California. Specifically, I'm curious if it's illegal to own or use a slingshot within the boundaries of California. Could you clarify the current laws and regulations surrounding slingshots in this state? Are there any specific restrictions or exemptions that I should be aware of? Your insight would be greatly appreciated.